There are 100,947 ways to assign the tasks to the 7 people.
This problem can be solved using combinations. We need to choose 17 tasks from a total of 17, which can be done in one way, and then assign each of these tasks to one of the 7 people. We can do this by considering all possible combinations of tasks that each person could be assigned.
Let's use the stars and bars method to count the number of ways to distribute the tasks. We can represent the tasks as stars and the people as bars, with each bar representing a separate person. For example, if person 1 is assigned 4 tasks, person 2 is assigned 2 tasks, and person 3 is assigned 1 task,
The number of ways to distribute the tasks is then the number of ways to arrange the 17 stars and 6 bars, which is
(17 + 6) choose 6 = 23 choose 6 = 100947
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Question 4 In which circuit represented below are meters properly connected to measure the current through resistor R1 and the potential difference across R2? A) LWA OAA OB.B OCC ODD
In Circuit B, the ammeter is connected in series with resistor R1 and the voltmeter is connected in parallel with resistor R2.
Therefore, the circuit is correctly setup to measure the desired quantities.
The correct circuit for measuring the current through resistor R1 and the potential difference across R2 is Circuit B. Circuit B is formatted with an ammeter measuring the current through R1 and a voltmeter measuring the potential difference across R2.
An ammeter is used to measure current and should be connected in series with the component it is measuring; whereas a voltmeter is used to measure potential difference and should be connected in parallel with the component it is measuring.
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1. Two congruent solids 1 and 2 have the property that 1 ∩ 2 is a right
triangular prism with height√3 and a base that is an equilateral triangle of
side length 2. If the volume of 1 ∪ 2 is 25 units
3
, find the volume of 1.
The volume of solid 1 is 14 cubic units calculated through the formula of volume.
What is volume?Volume is the maximum quantity of space that an object can contain. Volume, which is essentially a measurement of an object's size, is the quantity of space a thing occupies. A three-dimensional object's volume, which is calculated in cubic units, is the quantity of space it takes up. For instance, glass has a cylindrical form and can hold a certain volume of water.
Let V1 and V2 be the volumes of the congruent solids 1 and 2, respectively. The volume of their union is given
V1 U V2 = V1+V2-V1∩V2
We know that V1 ∩ V2 is a right triangular prism with height √3 and a base that is an equilateral triangle of side length 2. So, the volume can be calculated with the following formula:
V1 ∩ V2 = (1/2) * base * height * heightbase
where base is the area of the equilateral triangle, which is √3, height is √3, and height base is 2. Plugging in these values, we get:
V1 ∩ V2 = (1/2) * √3 * √3 * 2 = 3
Now we can use the given information to find the volume of 1:
25 = V1 + V2 - V1 ∩ V2
25 = V1 + V2 - 3
We also know that V1 = V2, since the solids are congruent.
Substituting the following value with the above equation, we get:
25 = 2V1 - 3
28 = 2V1
V1 = 14
Therefore, the volume of solid 1 is 14 cubic units.
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in a deli, the ratio of ham subs to cheese subs sold in a day was 9:4. If 36 cheese subs were sold, how many ham subs were sold?
Answer: 81 ham subs
Step-by-step explanation:
4 times 9 is 36. That means you have to multiply 9 by 9, to get 81 ham subs. The ratio is 81:36. :)
graph
y = -6
4x + y = 2
In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student chosen randomly from the class is an only child?
The probability that a student chosen randomly from the class is an only child is 0.23 or 23%.
What is the probability?
To find the probability that a student chosen randomly from the class is an only child, we need to add up the number of students who do not have a brother and do not have a sister, and then divide by the total number of students in the class.
From the table, we can see that there are 6 students who do not have a sister and do not have a brother. Therefore, the probability that a student chosen randomly from the class is an only child is:
P(only child) = number of only children / total number of students
= 6 / (2 + 13 + 5 + 6)
= 6 / 26
= 0.23 (rounded to two decimal places)
Therefore, the probability that a student chosen randomly from the class is an only child is 0.23 or 23%.
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how to determine if we can apply the existence and uniquness theorem to guarantee that there is exactly one unique soltuion
The Existence and Uniqueness Theorem states that if a system of linear equations has a unique solution, then the solution can be found by solving the associated augmented matrix.
To determine whether a system of linear equations has a unique solution, the number of equations must equal the number of unknowns. Additionally, the equations must not be linearly dependent. If these criteria are met, then the Existence and Uniqueness Theorem guarantees that there is exactly one unique solution.
To illustrate, consider the system of equations:
x1 + x2 - x3 = 2
2x1 - x2 + 2x3 = 8
3x1 + 2x2 - 4x3 = 0
= 4. Therefore, the Existence and Uniqueness Theorem guarantees that there is exactly one unique solution for this system.
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Can y answer this question please in which number does the digit 3 have a value that is 10 times as great as the value of the digit 3 in 143,728
The answer of the given question based on the greatest value is One such number is 3,043,728.
What is Number System?A number system is a system of representing and expressing numbers in a clear, concise, and organized way. The most commonly used number system is the decimal system, which is based on the numbers 0 through 9. However, there are many other number systems, including binary, octal, hexadecimal, and more.
Each number system has a set of rules and conventions for representing numbers. For example, in the decimal system, each digit can represent a value from 0 to 9, and the position of each digit determines its value.
The digit 3 in 143,728 has a value of 3 x 1000 = 3000. To find a number in which the digit 3 has a value that is 10 times as great as this, we need to find a number in which the digit 3 has a value of 10 x 3000 = 30,000.
One such number is 3,043,728. In this number, the digit 3 appears in the hundred thousands place, which means its value is 3 x 100,000 = 300,000. This is indeed 10 times as great as the value of the digit 3 in 143,728.
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The number 137 has the same relationship to the number 143 as the numbers 398,389,392, which have a digit 3 that is 10 times greater than the number 137.
What is face and place value?A number's face value is the digit itself, while its place value is determined by its placement.
In order to answer the question, we must determine which of the following integers has a value for the digit 3 that is 10 times greater:
If we pay close attention, we can see that the number 137 has a third digit in its tens place while the number 143 has a third digit in its unit place. Additionally, there are 398,389,392, which has a digit 3 and is ten times bigger than the number 137.
These numbers will be written as follows if we now express their location and value in words:
143 = 1 × 100 + 4 × 10 + 3 × 1.
137 = 1 × 100 + 3 × 10 + 7 × 1.
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The complete question is:
In which number does the digit 3 have a value that is 10 times as great as the value of the digit 3 in 143,728? 137,982 142,398 292,389 392,097.
Eugene had some paper with which to make note cards. on his way to his room he found 3 more pieces to use. in his room he cut each piece of paper in half. when he was done he had 12 half-pieces of paper. with how many sheets of paper did he start with?
On his journey to his room, Eugene first found a few pieces of paper before discovering three more. Let's assume that he began with x bits of paper. Eugene started with [tex]3[/tex] pieces of paper.
What is the equation?Eugene started with some pieces of paper, and then he found 3 more on his way to his room. So, let's say he started with x pieces of paper.
After finding the 3 more pieces, he had a total of [tex]x + 3[/tex] pieces of paper.
He then cut each piece of paper in half, which means he doubled the number of pieces of paper. So, he ended up with [tex]2 \times (x + 3) = 2x + 6[/tex] half-pieces of paper.
We're given that he had 12 half-pieces of paper in the end, so we can set up the equation:
[tex]2x + 6 = 12[/tex]
Solving for x, we get:
[tex]2x = 6[/tex]
[tex]x = 3[/tex]
Therefore, Eugene started with 3 pieces of paper.
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Dylan has $20.00 on his gift card. After some purchases, he has $0.06 remaining on his gift card. Dylan has _____% of the original amount remaining on the gift card.
Answer:
Step-by-step explanation:
To find the percentage of the original amount that Dylan has remaining on his gift card, we can divide the remaining amount by the original amount and then multiply by 100 to express it as a percentage.
The original amount on the gift card was $20.00, and the remaining amount is $0.06, so the percentage of the original amount that Dylan has remaining on his gift card is:
($0.06 ÷ $20.00) x 100% =
0.003 x 100% =
0.3%
Therefore, Dylan has 0.3% of the original amount remaining on his gift card.
the physician orders lanoxin elixir 0.175 mg po q.am for the patient. the pharmacy sends a bottle labeled: lanoxin elixir 0.05 mg/ml. how many milliliters will the nurse administer to the patient? write your answer as a decimal number.
The nurse should administer 3.5 mL of Lanoxin elixir 0.05 mg/mL to the patient to achieve the desired dose of 0.175 mg.
First, we need to convert the prescribed dose of 0.175 mg to milligrams per milliliter (mg/mL) using the concentration of the Lanoxin elixir, which is 0.05 mg/mL.
To determine how many milliliters of Lanoxin elixir 0.05 mg/mL the nurse should administer to the patient, we need to use a simple formula:
Dose = Desired dose / Stock strength
Where:
Desired dose is 0.175 mg
Stock strength is 0.05 mg/mL
So, substituting the values into the formula:
Dose = 0.175 mg / 0.05 mg/mL
Dose = 3.5 mL
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which postulate or property can be used to prove that kimball is not between scottsbluff and sidney?
The postulate or property that can be used to prove that Kimball is not between Scottsbluff and Sidney is the Segment Addition Postulate.
The Segment Addition Postulate states that for three points A, B, and C, where B is between A and C,
we have AB + BC = AC.
Given that Kimball is not between Scottsbluff and Sidney, this means that Kimball is either to the west of Scottsbluff or to the east of Sidney.
Let's assume that Kimball is to the west of Scottsbluff.
Then, we can draw the line segment as follows:
Scottsbluff ——————— Kimball ——————— Sidney
Let AB represent the distance between Scottsbluff and Kimball, and let BC represent the distance between Kimball and Sidney. According to the Segment Addition Postulate, AB + BC = AC, where AC is the distance between Scottsbluff and Sidney.
However, if we draw the line segment from Scottsbluff to Sidney without Kimball, we can see that the distance between the two points will always be shorter than the sum of the distances from Scottsbluff to Kimball and from Kimball to Sidney.
This implies that if Kimball is not between Scottsbluff and Sidney, then it is not possible for the segment addition postulate to hold true for the three points.
Therefore, we can use the segment addition postulate to prove that Kimball is not between Scottsbluff and Sidney.
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The table below shows a set of points that have been dilated. The rule for the dilation is (x, y).
(x, y)
(0, 1)
(4,-2)
(-6,1)
True
False
Previous
(0,1)
(2,-1)
(-3,2)
O
Therefore, the table showing the original points and their corresponding dilated points is:
Original Point Dilated Point
(0,1) (0,1/2)
(4, -3) (2, -3/2)
(-6,1) (-3,1/2)
What is dilated point?I believe you might have meant "dilated point", which is a term commonly used in geometry. A dilated point is a point that has been enlarged or reduced in size with respect to a fixed center of dilation.
To dilate a point, you need to multiply its coordinates by a scale factor, which is a constant value greater than zero. If the scale factor is greater than one, the point will be enlarged, and if it is less than one, the point will be reduced in size. The fixed center of dilation is the point about which the dilated point is enlarged or reduced.
given by the question.
To apply the dilation rule of (1/2x, 1/2y) to a given point (x,y), we need to multiply the x-coordinate and y-coordinate of the original point by 1/2.
Using this rule, we can find the dilated points for the given set of points as follows:
For the point (0,1), we have:
1/2x = 1/2 * 0 = 0
1/2y = 1/2 * 1 = 1/2
So, the dilated point is (0, 1/2).
For the point (4, -3), we have:
1/2x = 1/2 * 4 = 2
1/2y = 1/2 * (-3) = -3/2
So, the dilated point is (2, -3/2).
For the point (-6,1), we have:
1/2x = 1/2 * (-6) = -3
1/2y = 1/2 * 1 = 1/2
So, the dilated point is (-3,1).
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if hope has 4 more quarters than nickels and they have a combined value of 280 cents, how many of each coin does she have?
Hope has 6 nickels (x) and 10 quarters (x + 4).
How many of each coin Hope has if she has 4 more quarters than nickels and they have a combined value of 280 cents. To solve this problem, we can use algebraic equations.
Let's assume the number of nickels Hope has is x. Then, the number of quarters she has would be x + 4.
Now, we need to find the total value of the coins. Each nickel is worth 5 cents, so the total value of nickels is 5x cents. Similarly, each quarter is worth 25 cents, so the total value of quarters is 25(x + 4) cents. The combined value of the coins is 280 cents, so we can set up an equation:
5x + 25(x + 4) = 280
Simplify and solve for x:
5x + 25x + 100 = 280
30x = 180
x = 6
Therefore, Hope has 6 nickels (x) and 10 quarters (x + 4).
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Maggie is 15 years older than Bobby. How old is Bobby? 1) In 3 years, Maggie's age will be 50% greater than Bobby's age.
2) Years ago, when Maggie was 25 years old, Bobby was 10 years old.
Maggie is 30 years old, and Bobby is 15 years old if in 3 years, Maggie's age will be 50% greater than Bobby's age and years ago when Maggie was 25 years old, Bobby was 10 years old.
Maggie is 15 years older than Bobby. We have to determine Bobby's age.
Let's suppose that Bobby's age is x, so Maggie's age would be x + 15 years.
1) In 3 years, Maggie's age will be 50% greater than Bobby's age.
The age of Maggie in 3 years would be (x + 15) + 3, and the age of Bobby would be x + 3.
According to the problem, Maggie's age in 3 years would be 50% greater than Bobby's age in 3 years.
So, (x + 15) + 3 = (1.5)(x + 3)
Simplifying the above equation, we get
x + 18 = 1.5x + 4
Now, we will solve for
x.x - 1.5x = -14-0.5x = -14x = 28
Therefore, Bobby is 28 years old now.
2) Years ago, when Maggie was 25 years old, Bobby was 10 years old.
Let's assume that x years ago Maggie was 25 years old. Thus, Bobby was 10 years old at that time.
So, x + 25 = (x + 10) + 15x = 15
Therefore, Maggie is 30 years old now. And Bobby is 15 years old now.
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original sample: 84, 71, 79, 96, 87. do the values given constitute a possible bootstrap sample from the original sample?
Yes, the given values constitute a possible bootstrap sample from the original sample.
Bootstrap samples are taken with replacement from the original data set. In other words, it means that each sample consists of a random sample of the same size as the original data set taken from the original data set.
Hence, a given set of values can be a bootstrap sample from the original sample as long as the values are randomly selected from the original sample and with replacement.
The sample is said to be a bootstrap sample from the original data set if it satisfies the following properties:
1. The bootstrap sample must be of the same size as the original data set.
2. Each observation from the original data set must have an equal chance of being selected in each bootstrap sample.3. The bootstrap samples must be independent of each other.
In the given problem, the sample consists of 5 values, namely 84, 71, 79, 96, and 87.
These values can be a bootstrap sample from the original sample as long as the values were randomly selected with replacement from the original sample.
Since the problem does not provide any information on how the sample was obtained, it cannot be determined whether or not it is a bootstrap sample.
Therefore, the answer is that the given values constitute a possible bootstrap sample from the original sample.
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_______ is/are formed immediately after the union of sperm and ovum in the fallopian tube.
A Zygote is/are formed immediately after the union of sperm and ovum in the fallopian tube.
What is a zygote?A zygote is a cell formed when two gamete cells are fused by means of sexual reproduction. These cells contain a single set of chromosomes from both the father and the mother of the offspring. As a result, the zygote contains all of the genetic information required to create a completely new person. After the fertilization of the ovum by the sperm, the zygote is formed. The zygote will continue to divide into a multicellular embryo and eventually a fetus after fertilization has taken place.
The fusion of a sperm cell with an ovum in the fallopian tube leads to the formation of a zygote, which involves the combination of genetic material from both parents resulting in the creation of a single-celled zygote. This zygote then initiates the process of cell division and progresses into an embryo.
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pls help i need this by today
Answer: 131.95 cm
Step-by-step explanation:
The diameter of the semicircle is 42 cm, which means the radius is half of that:
r = d/2 = 42/2 = 21 cm
The circumference of a full circle with radius "r" is given by the formula:
C = 2πr
Since this is a semicircle, we need to divide the circumference by 2:
C/2 = πr
Substituting the value of "r" we found above, we get:
C/2 = π(21)
Simplifying:
C/2 = 21π
C = 2(21π)
C ≈ 131.95
Rounding to the nearest hundredth, we get:
C ≈ 131.95 cm
Therefore, the circumference of the semicircle is approximately 131.95 cm.
there are 20 rows of seats on a concert hall: 25 seats are in the 1st row, 27 seats on the 2nd row, 29 seats on the 3rd row, and so on. if the price per ticket is $2,300, how much will be the total sales for a one-night concert if all seats are taken?
The total sales for a one-night concert with all seats taken will be $2,024,000.
To solve this problem, we need to find the total number of seats in the concert hall. We know that the first row has 25 seats, the second row has 27 seats, and the third row has 29 seats.
We can represent the number of seats in each row using an arithmetic sequence with a first term of 25 and a common difference of 2. The nth term of this sequence can be found using the formula:
a_n = a_1 + (n - 1)d
where a_1 is the first term (25), d is the common difference (2), and n is the number of the row.
Using this formula, we can find the number of seats in the 20th row
a_20 = 25 + (20 - 1)2
a_20 = 25 + 38
a_20 = 63
Therefore, the total number of seats in the concert hall is the sum of the seats in all 20 rows:
total seats = 25 + 27 + 29 + ... + 63
To find this sum, we can use the formula for the sum of an arithmetic sequence
S_n = (n/2)(a_1 + a_n)
where S_n is the sum of the first n terms of the sequence. In this case, n = 20, a_1 = 25, and a_n = 63.
S_20 = (20/2)(25 + 63)
S_20 = 10(88)
S_20 = 880
Therefore, there are a total of 880 seats in the concert hall. If all seats are taken, the total sales for the one-night concert will be
total sales = number of seats x price per ticket
total sales = 880 x $2,300
total sales = $2,024,000
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PLX SIMPLIFY -2.6+3.9b
Answer: 3.9b−2.6
Step-by-step explanation: Hope this helps
Answer:
1.3b
Step-by-step explanation:
The equation is -2.6+3.9b. A negative number acts like subtraction, so we would subtract 2.6 from 3.9 to get 1.3. The b is still there, and we don't know what it is, so we simplify the equation to 1.3b.
Sorry, this explanation isn't the best. Hope it helped! :)
Need help it’s due tomorrow for test corrections!!
We know that the temperature was 56°F at midnight, so we can plot the point (24, 56)
What is graph ?
Graph can be defined as visual representation of given data using the ordered pairs.
To graph Elroy's data, we can use the x-axis to represent the time of day in hours and the y-axis to represent the temperature in degrees Fahrenheit.
First, we can plot the point (6, 50) to represent the temperature at 6am.
Next, we can use the information that the temperature rose 3° per hour for the next 4 hours. This means that at 10am, the temperature would be 50 + 3(4) = 62°F. We can plot this point at (10, 62). Similarly, we can find the temperature at 7am, 8am, and 9am using the same formula and plot those points as well.
Then, we can use the information that the temperature rose 2° per hour for the next 6 hours. This means that at 4pm, the temperature would be 62 + 2(6) = 74°F. We can plot this point at (16, 74). Similarly, we can find the temperature at 11am, 12pm, 1pm, 2pm, and 3pm using the same formula and plot those points as well.
The temperature then stayed steady until 6pm, so we can draw a horizontal line at y = 74 from 4pm to 6pm.
For the next 2 hours, the temperature dropped 1° per hour. This means that at 8pm, the temperature would be 74 - 2 = 72°F. We can plot this point at (20, 72). Similarly, we can find the temperature at 7pm using the same formula and plot that point as well.
Therefore, we know that the temperature was 56°F at midnight, so we can plot the point (24, 56).
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Find the missing dimension of the triangle.
Area = 14 ft²
6 ft
b
b = ? ft
help pls I'll mark brainlisest
a sample of 90 adult randolph county residents showed that 59 own a home. what is the risk of owning a home?
The risk of owning a home in Randolph County based on the given sample can be calculated as:
Risk of owning a home = Number of residents who own a home / Total number of residents in the sample
Risk of owning a home = 59 / 90
Therefore, the risk of owning a home in Randolph County based on the given sample is approximately 0.656 or 65.6%.
A department store is holding a fall clothing sale where $9.99 will be taken off any clothes purchased. If Taylor wants to buy a pair of pants regularly priced $34.99, how much will he spend at the sale?
What is a global firm? A) A firm that operates in one country and exports its goods and services to foreign countries. B) A firm that operates in more than one country and has a sales and marketing staff in those countries. C) A firm that operates in more than one country and captures R&D, production, logistical, marketing, and financial advantages not available to purely domestic competitors. D) A firm that sells its products and services across the world but restricts manufacturing to the home country. E) A firm that operates in more than one country but restricts the sale of its products to the home country.
The statement "A global firm is a firm that operates in more than one country and captures R&D, production, logistical, marketing, and financial advantages not available to purely domestic competitors." is the correct .
Therefore option C is correct.
What is a global firm?
A global firm is a company that operates in more than one country and has access to research and development, production, logistical, marketing, and financial advantages that are not available to purely domestic rivals.
Global companies have expanded beyond their home country's boundaries to capitalize on the advantages of global sourcing and production.
Global companies have a variety of advantages that pure domestic companies do not have.
The following are some of the benefits of global businesses:
They are able to take advantage of cost savings in various areas, such as lower labour costs or more efficient production processes.They have access to a broader market, which means they can sell more products and services.They have access to a wider pool of resources, which can help them develop and innovate faster.They can leverage their size and reach to negotiate more favourable contracts with suppliers, customers, and other stakeholders.In conclusion, a global firm is a firm that operates in more than one country and captures R&D, production, logistical, marketing, and financial advantages not available to purely domestic competitors.
Therefore option C is correct.
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the population of toledo, ohio, in the year 2000 was approximately 540,000. assume the population is increasing at a rate of 4.7 % per year. a. write the exponential function that relates the total population, , as a function of , the number of years since 2000.
The exponential function that relates the total population, is [tex]P(t)=540,000\left [ 1+(5.1/100) \right ]^t[/tex] and the rate at which the population is increasing in the year 2019 is 69114.53.
The exponential function in mathematics is represented by the symbol eˣ (where the argument x is written as an exponent). The word, unless specifically stated differently, normally refers to the positive-valued function of a real variable, however it can be extended to the complex numbers or adapted to other mathematical objects like matrices or Lie algebras.
we know that ,
the population of any city can be modeled in the form of exponential function as follows:
[tex]P(t)=P(0)(1+R)^t[/tex]
where, P(t)=population of the town at any given time t
P(0)=population of the town initially (in the year 2000 for this problem)=540,000
R=rate of increase (=5.1% in the given problem)
substituting the values in eqn(1), we get
[tex]P(t)=540,000\left [ 1+(5.1/100) \right ]^t[/tex]
as we know that
[tex]\because \frac{d}{dx}(a^x )=a^xln(a)[/tex]
so differentiating w.r.t. we get,
[tex]P'(t)=540,000\left [ 1+(5.1/100) \right ]^t*ln(1+(5.1/100) )\\\\P'(t)=540,000\left [ (105.1/100) \right ]^t*ln(105.1/100)\\\\P'(t)=540,000\left [ (1.051) \right ]^t*ln(1.051)[/tex]
so, the rate at which population is increasing in the year 2019 =
[tex]P'(19)=540,000(1.051)^{19}*ln(1.051)[/tex]
P'(19)= 69114.53.
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Complete question:
The population of Toledo, Ohio, in the year 2000 was approximately 540,000. Assume the population is increasing at a rate of 5.1 % per year.
a. Write the exponential function that relates the total population, P(t), as a function of t, the number of years since 2000. P(t) = =
b. Use part a. to determine the rate at which the population is increasing in t years. Use exact expressions. P'(t) people per year
c. Use part b. to determine the rate at which the population is increasing in the year 2019. Round to the nearest person per year. P'(19) = people per year
amy has 3 pound of raisins she didvides the raisins equaly into 12 bags how much puonds of rasins are in each bag :show your work
Answer:
May will have 0.25 pounds per bag.Step-by-step explanation:
We know that
Amy has 3 pounds of raisins.She wants to divide it into 12 bags.To now how many pounds will be in each bag, we have to divide
[tex]3 \ lb \div12 \ bags =0.25 \ lb/bag[/tex]
This means that May will have 0.25 pounds per bag, that is, a quarter pound of raisin in each bag.
If we divide this using the long method, we would have to add a zero to "3", because 3 is less than 12, so we have to transform it from "3" to "30". To be able to do that, we have to add a decimal point to the quotient, and then continue with the division.
Find the new y-intercept by writing an equation in slope-intercept form that
is parallel to the line y = -3x + 8 and goes through the point (5, 3).
Answer:
y- intercept = 18
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
y = - 3x + 8 ← is in slope- intercept form
with slope m = - 3
• Parallel lines have equal slopes , then
y = - 3x + c ← is the partial equation
to find c substitute (5, 3 ) into the partial equation
3 = - 3(5) + c = - 15 + c ( add 15 to both sides )
18 = c
y = - 3x + 18 ← equation of parallel line
with y- intercept c = 18
please help me solve this i’ll mark brainliest
In the given pairs of intersecting parallel lines, the measure of ∠MPQ=125°.
What are parallel lines?Parallel lines are coplanar infinite straight lines in geometry that never cross. In the same three-dimensional geometry, parallel planes are any planes that never cross. Curves with a fixed minimal distance between them and no contact or intersection are said to be parallel.
What are Corresponding angles?The angles created when a diagonal intersects two parallel lines are known as corresponding angles. According to the definition of corresponding angles, when two parallel lines cross a third one, the angles that are in the same relative location at each intersection are referred to as being corresponding angles to one another.
In this figure, ∠LMN=∠MPQ since they are corresponding angles
5x=3x+50
on solving, we get
x=25
Therefore, ∠MPQ= 125°
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A local store charges $1.97 per pound for bananas and $4.49 for a gallon of apple juice what is the cost of 1.5 lb of bananas and 1 gallon of apple juice
The expense of 1.5 lbs of bananas and 1 gallon of apple juice, according to the provided statement, is $7.45.
What does arithmetic multiple mean?Multiplication is one of the four basic operations in mathematics, along with adding, subtracting, and division. Multiply in mathematics refers to the continual adding of sets of identical size.
The cost of 1.5 lb of bananas can be found by multiplying the price per pound by the number of pounds:
Cost of 1.5 lb of bananas = 1.5 x $1.97 = $2.96 (rounded to the nearest cent)
The cost of 1 gallon of apple juice is $4.49.
So, the total cost of 1.5 lb of bananas and 1 gallon of apple juice is:
Total cost = Cost of bananas + Cost of apple juice
Total cost = $2.96 + $4.49
Total cost = $7.45
Therefore, the cost of 1.5 lb of bananas and 1 gallon of apple juice is $7.45.
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a group of observations measured at successive time intervals is known as a(n) . a. additive time series model b. forecast c. time series
A group of observations measured at successive time intervals is known as a(n) time series. So, correct option is C.
A time series is a collection of observations or measurements that are taken at regular intervals over time. These observations can be of any variable that changes over time, such as stock prices, weather patterns, or population growth. Time series analysis is a statistical technique used to understand and interpret the patterns and trends in such data.
The data in a time series can be analyzed to identify trends, seasonal variations, and other patterns that may exist over time. These patterns can be used to develop forecasts and make predictions about future values of the variable being measured.
On the other hand, an additive time series model is a specific type of model used to analyze time series data. It involves decomposing a time series into its underlying components, such as trend, seasonality, and random fluctuations, and modeling each component separately.
This approach can help to improve the accuracy of forecasts and predictions based on the time series data.
In summary, a time series is a collection of observations measured at successive time intervals, while an additive time series model is a specific type of statistical model used to analyze and forecast time series data.
Therefore, Option C is correct answer.
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