You got 84 of 100 questions on the test correct. What percent did you get correct?Answer: 84%100%16%8.4%11/100 is equal to what percent?Answer: 110%10%89%11%3 out of 4 students in your class are girls. What percent of the class are girls?Answer: 3%4%75%25%

Answers

Answer 1
[tex]\begin{gathered} \text{To get the percentage of divide the number of correct items in test} \\ \text{by the number of total test items} \\ \text{correct test items}=84 \\ \text{total test items}=100 \\ 84\div100=0.84 \\ \text{after, multiply it by }100\%\text{ to get the percentage} \\ 0.84\times100\%=84\% \end{gathered}[/tex]


Related Questions

Find the value of z such that 0.04 of the area lies to the right of z. Round your answer toTwo decimal places.

Answers

Explanation

The total area under the normal distribution curve is 1. z-scores are indicated in the horizontal axis below this curve. This means that the sum of areas under the curve at the left and at the right of a certain z-score must be equal to 1.

Then if the area at the right of the z-score that we are looking for is 0.04 the area at its left must be equal to 1-0.04=0.96. The area at the left of z is important because z-score tables usually show the areas at the left of several z-scores. Then the only thing that we have to do is look for the z-score associated with 0.96 in one of these tables. In your case the table that you should use is the one named "Normal Table -∞ to z". That table should look like this one:

As you can see the value 0.96 is associated with the row 1.7 and the column .05 which means that the z-score that meets that the area under the curve at its right is 0.04 is z=1.7+0.05=1.75.

Answer

Then the answer is 1.75

explain why there are two zeros in the product of 5 x 40

Answers

EXPLANATION

There are two zeros in the product of 5x40 because multiplying the number 40 5 times give us the number 200 wich is a hundred type number.

Facot the expression 81x^2-25 ?

Answers

[tex]81x^2\text{ - 25}[/tex]

Apply difference of two square

[tex]x^2-y^2\text{ = (x - y)(x + y)}[/tex]

[tex]\begin{gathered} 81x^2\text{ - 25} \\ =(9x)^2-5^2 \\ \text{Apply difference of two square} \\ =\text{ (9x - 5)(9x + 5)} \end{gathered}[/tex]

Here is a right triangle with a missing side length what is the missing side length

Answers

Right Triangles

A right triangle is recognized because it has an interior angle of 90°.

In right triangles, the Pythagora's Theorem is satisfied.

Being a and b the shorter sides (also called legs) of the triangle, and c the longer side (called hypotenuse), then:

[tex]c^2=a^2+b^2[/tex]

The triangle shown in the image has the two legs of values a=15 and b=8. The hypotenuse is c=x, thus:

[tex]x^2=15^2+8^2[/tex]

Operating:

[tex]x^2=225+64=289[/tex]

Solving for x:

[tex]x=\sqrt[]{289}=17[/tex]

x = 17

draw and label: ray LM

Answers

To draw a Ray; Draw a line with an arrowhead at one end of the line segmen:

Ray LM:

Grandma’s Guide to Cooking MeasurementsDried Seasonings 1 pinch = 2 smidgens1 dash = 2 pinches1 sprinkle = 3 pinches1 teaspoon = 8 dashesBased on Grandma's guide to cooking, how many smidgens are in one teaspoon?Do not include units with your answer.

Answers

Answer:

32

Explanation:

1 pinch = 2 smidgens

1 dash = 2 pinches

Therefore, 1 dash = 2 x 2 smidgens

1 dash = 4 smidgens

1 teaspoon = 8 dashes

1 teaspoon = 8 x 4 smidgens

1 teaspoon = 32 smidgens

There are 32 smidgens in 1 teaspoon

Make the following conversions.5 pounds 16 ounces toa. Ounces:? ozb. Pounds: ? lbNote : I have attempted 80 ounces in 1 pound as the answers and it is incorrect

Answers

In order to calculate these conversions, we need to know the following conversion rate:

1 pound is equal to 16 ounces.

Knowing that, let's convert:

a. to ounces:

[tex]5\text{ pounds 16 ounces }=5\cdot16\text{ ounces + 16 ounces}=80\text{ + 16 ounces }=96\text{ ounces}[/tex]

b. to pounds:

[tex]5\text{ pounds 16 ounces }=5\text{ pounds + 1 pound }=6\text{ pounds}[/tex]

Where can I find L1 and L4 for a missing vertical angles?

Answers

The vertical angle theorem states that the opposite angles formed by two lines that intersect each other are always equal to each other.

Then, if we apply this to the figure shown we can say that by the vertical angle theorem

[tex]\begin{gathered} L1=L3 \\ L2=L4 \\ Meaning\colon \\ L1=45.5 \\ L4=134.5 \end{gathered}[/tex]

Solve the equation 10x+14= - 2x+38 explaining all the steps of your solution as in the examples in this section.

Answers

[tex]10x+14=-2x+38[/tex]

To solve the given equation:

1. Add 2x in both sides of the equation:

[tex]\begin{gathered} 10x+2x+14=-2x+2x+38 \\ \\ \text{Combine like terms:} \\ 12x+14=38 \end{gathered}[/tex]

2. Subtract 14 in both sides of the equation:

[tex]\begin{gathered} 12x+14-14=38-14 \\ \\ 12x=24 \end{gathered}[/tex]

3. Divide both sides of the equation into 12:

[tex]\begin{gathered} \frac{12}{12}x=\frac{24}{12} \\ \\ x=2 \end{gathered}[/tex]Then, the solution for the given equation is x=2

Solve them all pleaseeeeee

Answers

The solution to the inequalities will be,

( 5 ) y ≥ 2

( 6 ) x < 3

( 7 ) No solution.

What is inequality?

When two expressions are connected by a sign like "not equal to," "greater than," or "less than," it is said to be inequitable. The inequality shows the greater than and less than relationship between variables and the numbers.

The given inequalities will be calculated as:-

-4 ≤ 4( 6y - 12 ) - 2y

-4 ≤ 24y - 48 - 2y

-4 ≤ 22 y - 48

22y ≥ 44

y ≥ 2

4x + 3 < 3x + 6

4x - 3x < 6 - 3

x < 3

-5r + 6 ≤ -5( r + 2 )

-5r + 6 ≤ -5r - 10

No solution

Therefore, the inequalities are solved above.

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How many tiles of 8 cm² is needed to cover a floor of dimension 6 cm by 24 cm? A. 6 B. 12 C. 18 D. 24​

Answers

Answer:

18 tiles.

Step-by-step explanation:

24x6= 144

144/8= 18

vote for brainliest and have a nice day

Find the following. complete parts a-h. a. The first seven terms of the Fibonacci-like sequence with the seeds 0,3. *(parts b-h will appear as we answer this previous parts.) 7 parts in total for the question*

Answers

Recall that in a Fibonacci-like sequence, the sum of two consecutive terms yields the third term.

Mathematically,

[tex]t_n=t_{n-2}+t_{n-1}[/tex]

Since we are given the first two terms, we can find the third term and so on...

F₁ = 0

F₂ = 3

[tex]\begin{gathered} F_3=F_2+F_1=3+0=3 \\ F_4=F_3+F_2=3+3=6 \\ F_5=F_4+F_3=6+3=9 \\ F_6=F_5+F_4=9+6=15 \\ F_7=F_6+F_5=15+9=24 \end{gathered}[/tex]

Please help with #4. The directions are with the pic below.

Answers

sphere: 12 pounds

cylinder: 108 pounds

Explanation:

Data:

. From balance A:

3 cubes + 1 sphere = 1 cylinder + 2 spheres

. From balance B:

3 cubes = 5 spheres

Since 1 cube = 20 pounds

=> From balance B:

3 cubes * 20 pounds = 5 spheres

60 pounds = 5 sphere

60 / 5 = 5 / 5

12 pounds = 1 sphere

=> From balance A:

3 cubes + 1 sphere = 1 cylinder + 2 spheres

3 spheres * 20 pounds + 1 sphere * 12 pounds = 1 cylinder + 2 spheres * 12 pounds

120 pounds + 12 pounds = 1 cylinder + 24 pounds

132 pounds = 1 cylinder + 24 pounds

132 pounds - 24 pounds = 1 cylinder + 24 pounds - 24 pounds

108 pounds = 1 cylinder

How do you write 6 tens + 4 ones + 5 tenths + 2 hundredths + 8 thousandths

Answers

Answer:

Step-by-step explanation:

64.528 is the decimal

64.528 would be the numerical form of the alphabetical order you listed your question in

Write an explicit rule for the following arithmetic sequence: 28, 38, 48, 58,

Answers

When you have an arithmetic sequence you can use the next general formula to get the explicit formula:

[tex]a(n)=a(1)+d(n-1)[/tex]

Where a(1) is the first term in the sequence, d is the difference between each term in the sequence, and n is the nth term

You have the sequence: 28,38,48,58

The difference in this sequence is d=10

The first term is: a(1)=28

Then:

[tex]a(n)=28+10(n-1)[/tex][tex]a(n)=28+10n-10[/tex][tex]a(n)=18+10n[/tex]Then, the explicit rule for the given arithmetic sequence is: a(n)=18+10n

i inserted a picture of the questions 19 and 20 that i need help with.

Answers

WE are given that 9 tickets have a total cost of $94.50. To determine the price for each ticket we must find the quotient between the total amount spent and the number of tickets, like this:

[tex]\frac{94.50}{9}[/tex]

Solving the operations we get:

[tex]\frac{94.50}{9}=10.5[/tex]

Therefore, each ticket has a price of $10.50

please help 50 points!

Answers

Measure of angle 1 is 94 degrees
Measure of angle 2 is 86 degrees
Measure of angle 3 is 94 degrees

In a newspaper, it was reported that the number of yearly robberies in Springfield in 2013 was 180, and then went down by 40% in 2014. How many robberies were there in Springfield in 2014?

Answers

As given that the number of yearly robberies in Springfield in 2013 was 180

And then went down by 40% in 2014.

So robberies were there in Springfield in 2014:

[tex]\begin{gathered} N=180-180\times\frac{40}{100} \\ N=180-72 \\ N=108 \end{gathered}[/tex]

So robberies were there in Springfield in 2014 are 72

Multiply -5 1/2 × 7 5/6 =

Answers

You have to multiply:

[tex]-5\frac{1}{2}\cdot7\frac{5}{6}[/tex]

First write the compound fractions as impropper fractions.

To do so, divide the whole number by one to express it as a fraction and add both fractions:

[tex]\begin{gathered} 5\frac{1}{2}=\frac{5}{1}+\frac{1}{2}\to\text{ common denominator 2} \\ \\ \frac{5\cdot2}{1\cdot2}+\frac{1}{2}=\frac{10}{2}+\frac{1}{2}=\frac{11}{2} \end{gathered}[/tex][tex]\begin{gathered} 7\frac{5}{6}=\frac{7}{1}+\frac{5}{6}\to\text{ common denominator 6} \\ \frac{7\cdot6}{1\cdot6}+\frac{5}{6}=\frac{42}{6}+\frac{5}{6}=\frac{47}{6} \end{gathered}[/tex]

Rewrite the multiplication using the corresponding impropper fractions:

[tex]-\frac{11}{2}\cdot\frac{47}{6}[/tex]

And solve the multiplication, numerator * numerator and denominator*denominator:

[tex]-\frac{11}{2}\cdot\frac{47}{6}=-(\frac{11\cdot47}{2\cdot6})=-\frac{517}{12}[/tex]

What is the measure of a?

Answers

Answer:

Explanation:

Answer:

<A=32°

Explanation:

<BEC = 90° because it has the red half square and we know that <DCE = 42°. <ACB= 2x because <ACD and <DCB both =x. The equation we would set up is

90+(42+x) +2x=180

We get x=16.

Since <ACB = 2x we multiple 16 by 2

16*2=32

So <ACB =32°

Find the equation for the horizontal line passing through the point (-6,-6).

Answers

SOLUTION

We are trying to get the equation for the horizontal line passing through the point (-6,-6).​

( x1 , y 1 ) = ( 0, 0 )

( x2 , y2 ) = ( -6 , -6 )

Gradient, m = ( y2 - y1 ) / ( x2 - x1 )

m = ( -6 -0 ) / ( -6 - 0 )

m = -6 / - 6

m = 1

Then, using the equation of a line;

y - y 1 = m ( x - x 1 )

y - 0 = 1 ( x - 0 )

y = x

Use disks and washers to find the volume of the solid the results when the area of the region y=x^3 y = 0, and x = 2 is revolved about the line x= 2

Answers

Solution

The functions that define the region in consideration are given below:

[tex]\begin{gathered} y=x^3 \\ y=0 \\ x=2 \end{gathered}[/tex]

The Washer Method:

- Plotting these functions would help us visualize the question better. This is done below:

- The question would like us to revolve around the region about line x = 2. The region is bounded by the Blue, Red, and Green line. This requires that we use the formula given below:

[tex]\begin{gathered} V=\int ^b_a{f(y)\mathrm{dy}} \\ \text{where,} \\ a\text{ and }b\text{ are the bounds of the integration along the y-axis} \end{gathered}[/tex]

-

We can represent the region bounded by the function by rearranging the functions as follows:

[tex]undefined[/tex]

Which of the following expressions is equivalent to 2-3?A -2-31B-23C231D- 2-3

Answers

2 - 3

the correct answer is letter C

If we follow the rules of the exponents, the power is negative so we change the negative sign writing the numerator in the denominator,

Wayne is hanging a string of lights 89 feet long around the three sides of his rectangular patio, which is adjacent to his house. The length of his patio, the side along the house, is 5 feet longer than twice its width. Find the length and width of the patio.

Answers

SOLUTION:

Case: Rectangles

Method:

The sum is:

w + w + 2w + 5 = 89

4w + 5 = 89

4w = 89 - 5

4w = 84

w = 84/ 4

w= 21 feet

The length, l

l = 2w + 5

l = 2( 21) + 5

l = 42 + 5

l = 47 feet

Final answer:

length of the patio, l = 47 feet

width of the patio, w= 21 feet

Rapheal is traveling in a straight line at a constant speed from point A to point B. His distance from point B in miles is -20t + 45, where t is the number of hours he has been traveling. What is his speed in miles per hour?

Answers

Rapheal is traveling in a straight line. Its speed in miles per hour is 20 miles per hour.

 A and B are the two points of a straight line.Distance between two points is given as :

            d₀ =  -20t + 45 miles

t = the number of hours of travelling.

The starting time = 0

i.e. the initial position = 0

Then

we put t=0

At t=0

d₀ = -20(0) + 45

= 0 + 45

= 45 miles

the distance travel after starting first hour is :

T= d₁ & d₀

than we put t = 1

At t = 1;

d₁ = -20(1) + 45

= -20 + 45

= 25 miles

now

Difference between d₁ & d₀ is

d = d₁ - d₀

45 - 25 = 20 miles

Total distance covered =  20 miles

To find the  speed we use formula:

Speed = distance/time

Speed=20/1

Speed = 20 miles/hour

Rapheal is traveling in a straight line. Its  speed in miles per hour is 20 miles per hour.

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HELP ME OUT PLEASE!!!!!!​

Answers

Answer:

The First one (1.7,3.1)

Step-by-step explanation:

3x-2=-0.5x+4

3.5x=6

x=12/7

x≈1.7

sub x back into to find y

y≈3.1

Order the lengths from least to greatest 19in 1yd 2ft 32in

Answers

19 in

1 yd

2ft

32 in

First, we have to convert all the length into a unique unit:

For example, inches:

Since

1 ft = 12 inches

2 ft = 2 x12 = 22 inches

1yd = 36 inches

Now, we have to order from least to greatest:

19 in-22in -32in-36in

In the original units:

19 in , 2ft, 32in ,1yd

Plot the ordered pair (-4,-1) state which quadrant or on which axis the point lies

Answers

Answer:

Th

Explanation:

Given the ordered pair (-4, -1), we have that x = -4 and y = -1. Plotting this point, we'll have;

Quadrants are labeled in an anti-clockwise direction with the top right portion of the graph being the 1st quadrant. Looking at the plotted point, we can see that the point is in the 3rd quadrant.

Which tree is growing faster?Tree 2*Tree 1 is growing1.5 inches everyweek.weeks 1|2|3|4|5inches 45678tallTree ?Tree 1

Answers

SOLUTION

Given the question in the image, the following are the solution steps to answer the question.

STEP 1: Write the growing rate of the first tree

Tree 1 is growing 1.5 inches every week

STEP 2: Calculate the growing rate of the second tree

This implies the slope and is calculated using the formula;

[tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

By substitution,

[tex]m=\frac{5-4}{2-1}=\frac{1}{1}=1[/tex]

The slope of 1 means that Tree 2 is growing at a rate of 1 inch per week

Hence, the tree that is growing faster is Tree 1 with a rate of 1.5 inches per week

ANSWER:

Tree 1

Find the value or measure. assume all lines that appear to be tangent are tangent.JK=

Answers

In this problem we have that

mso

the formula to calculate the interior angle is equal to

msubstitute the given values

m

therefore

the answer is m
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