Rima’s age is 10 years less than twice her father’s age.What is the difference bettwen their ages?


Grade#7

Answers

Answer 1

Answer:

x-10

Step-by-step explanation:

let her father be x

then

rima's age is 2x-10

Answer 2
X-10

Rima: 2x - 10

10 = 10 years less

2x = twice rimas fathers age

Related Questions

(PLEASE HELP!!!!!!!!)

Ryan has a checking account balance of -$25. Write an absolute value statement to show how much money Ryan owes the bank.

Answers

Answer:

the absolute value of -$25 is [25]

Step-by-step explanation:

no matter if the number is negative or positive the absolute value will be what the number is or how many numbers away from 0 it is

Example: absolute value of 30 is [30] and absolute value of -50 is [50]

It’s 2555555555555555555555555555555

The frequency table here shows a student's quiz scores. One data value in the table is missing. If the mean of the data set is 10, what is the score for the missing data item?

A. 10
B. 15
C. 5
D. 20

Answers

Answer is C. 5
Answer is c. 5
The answer is Letter C - 5

please do at least one page -- urgent!!

Answers

Answer:

number 1 is 6.42

Step-by-step explanation:

I just used a calculator

Page 1:

Find the product.

1) Exact form- 45/7, Mixed Numbers form- 6/3/7

2) Exact form- 15/2, Mixed Numbers form- 7/1/2

3) Exact form- 33/13, Mixed Numbers form- 2/7/13

4) Exact form- 4

----------------------------------------------------------------------------------------------------------

Find the Quotient.

1) Exact form- 3

2) Exact form- 3/19

3) Exact form- 18/35

4) Exact form- 40/9, Mixed Numbers form- 4/4/9

----------------------------------------------------------------------------------------------------------

Page 2:

Find the Product.

1) Exact form- 3

2) Exact form- 15/14, Mixed Numbers form- 1/1/14

3) Exact form- 2/3

4) Exact form- 19/55

----------------------------------------------------------------------------------------------------------

Find the Product.

1) Exact form- 3/5

2) Exact form- 27/16, Mixed Numbers form- 1/11/16

3) Exact form- 22/7, Mixed Numbers form- 3/1/7

4) Exact form- 1/14

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Which amount is larger and by how much? A positive number a or the same number a decreased by 50% and then increased by 50% of the result?

Answers

Answer:

The answer will be positive

Step-by-step explanation:

The second answer would be less 25%

Guys please help me.
“In a math game, a player chooses two numbers as described below.
First number is a mixed number between 2 and 10
Second number is 1,2,3,4, or 5.
Which statement describes the product of the two numbers a player chooses?
A:the product must be a whole number.
B:the product must be a value less than the second number.
C:the product must be a whole number greater than the second number.
D: the product must be a value greater than the second number.

Answers

Answer:

Step-by-step explanation:

In a popular online role playing game, players can create detailed designs for their character's "costumes," or appearance. Moussa sets up a website where players can buy and sell these costumes online. Information about the number of people who visited the website and the number of costumes purchased in a single day is listed below.
27 visitors purchased no costume.
112 visitors purchased exactly one costume.
3 visitors purchased more than one costume.

Based on these results, express the probability that the next person will purchase one or more costumes as a percent to the nearest whole number.

Answers

Step-by-step explanation

The probability that the next person will purchase more than one costume is 0.03How to solve for the probabilityWe have the following details to solve the problem withThe people that did not purchase any costume = 103Those that purchased exactly one costume = 161Those that purchased more than one costume = 7The total number of persons that we have here would be 103 + 161 + 7= 271We are to find the probability that the next would purchase more than 1 costume.This is given as:7 / 271 = 0.0258To the nearest hundredth = 0.03Hence, 0.03 is the probability that the next person is going to buy more than one costume.

Answer:

115/142 or 80.99%

Step-by-step explanation:

total people who visited the website --> 27+112+3 = 142

total people who bought one or more costume(s) --> 112+3 = 115

So, 115/142 or 80.99%

Hope this helped

There is an equal amount of yellow, blue, green, and red marbles in a bag of 32 marbles. If Ed draws 4 marbles out of the bag with replacement, predict how many of the 4 marbles drawn should be blue.

1
4
8
32

Answers

Answer:

There are 32 marbles in the bag, and 1/4 of them are blue, so there are 32 * 1/4 = 8 blue marbles in the bag.

When Ed draws 4 marbles out of the bag with replacement, the probability of getting a blue marble on any given draw is 1/4.

The number of blue marbles Ed is expected to draw can be found by multiplying the probability of drawing a blue marble on each draw (1/4) by the number of draws (4):

Expected number of blue marbles = (1/4) * 4 = 1

Therefore, Ed is expected to draw 1 blue marble out of the 4 marbles drawn.

1) 1

Reasoning:

There are 4 different colors of marbles and 32 total marbles. 32/4 is 8, so there will be 8 of each at the start.

Because Ed picks 4 marbles, and there are 4 colors, we will divide 4 by 4 (4/4) and get 1.

will give 50 points answer all

Answers

∩ Ф ³ Ф ∩ ⇒ answer s in image i attached .

in other word s . . .

1  ∫ length = 9 ft .

2  ∫ length = 15 ft .

3  ∫ width = 5 ft .

4  ∫ width = 0.1 ft .

If the ratio of yellow to green is 5:6 drops per container, how many containers will be made if there were 121 drops used? What would the new equivalent ratio be?​

Answers

Answer

Step-by-step explanation:

Let number of yellow drops be 5x
Let number of green drops be 6x
5x+6x=121
11x=121
X=121/11
X=11
11 containers will be made

Subtract the given expressions.


a. (2x²+3y²+8)-(-4x²-5y²-8)

b. (9a²+18ab)-(4a²-12ab)



Grade 8

Answers

Answer:

As in the picture

Step-by-step explanation:

Have some close look on subtraction inside the small bracket!

Answer:
A: -2x^2 - 2y^2
B: 5a^2 + 6ab

Explanation:

30 points to whoever gets this right <3 ( answer asap pleasee )
if m∠RXU = 62∘ , then what is m∠TXS

Answers

Answer:

Side a = 5Side b = 13Side c = 10.10327Angle ∠A = 0.35751 rad = 20.48361° = 20°29'1"Angle ∠B = 1.99869 rad = 114.51643° = 114°30'59"Angle ∠C = 0.7854 rad = 45° = 45°0'0"

Step-by-step explanation:

I am not sure.

A laptop has a listed price of 691.99 before tax. If the sales tax rate is 7.25, find the total cost of the laptop with sales tax included. Round your answer to the nearest cent, as necessary.

Answers

Answer:

The total cost of the laptop with sales tax included is to the nearest cents is 747.24 dollars.

Step-by-step explanation:

Help Please I don't know what to do.

Answers

Answer:

1. Divide the larger scientific notation by the smaller scientific notation - divide coefficients and subtract exponents

2. Subtract by getting the same exponent to be like terms

3. Multiply by changing the number to scientific notation - multiply coefficients and add exponents

Step-by-step explanation:

Id give the other person Brainly they got it right

Hi,would you please help me to solve this math problem?
How would the length of a circle change if:
a) the radius is increased 2 times
b) the radius is decreased 3 times
c) the diameter is increased 6 times?

Answers

Answer:

a) If the radius of a circle is increased 2 times, the length of the circle (circumference) will increase by a factor of 2π or approximately 6.28 times. This is because the formula for the circumference of a circle is C = 2πr, where r is the radius. If the radius is doubled, then the circumference will also be doubled.

b) If the radius of a circle is decreased 3 times, the length of the circle (circumference) will decrease by a factor of 6π or approximately 18.85 times. This is because the formula for the circumference of a circle is C = 2πr, where r is the radius. If the radius is divided by 3, then the circumference will also be divided by 3 and multiplied by 2π.

c) If the diameter of a circle is increased 6 times, the length of the circle (circumference) will increase by a factor of 6π or approximately 18.85 times. This is because the formula for the circumference of a circle is C = πd, where d is the diameter. If the diameter is multiplied by 6, then the circumference will also be multiplied by 6π

Step-by-step explanation:

pls Mark me As a brainlist

a) length of the circle increased by 2 times.

b) length of the circle decreased by 3 times.

c) length of the circle increased by 6 times.

Length of a circle that is the circumference of the circle is given by the formula = 2πr ( let's say C)

a) Given that the radius of the circle is increased by two times.

R = 2r

Required length of the circle = 2πR = 2π(2r) = 2×2πr = 2C

Hence, the length of the circle will be increased by 2 times.

b) Given that the radius is decreased by 3 times.

R= r/3

Required length of the circle =  2πR = 2π(r/3) = (2πr)/3 = C/3

Hence, the length of circle will be decreased by 3 times.

c) Given that the diameter of the circle is increased by 6 times.

D = 6d = 6×2r = 12r

Required length of the circle = πD= π×12r = 6(2πr) = 6C

Hence, the required length of circle will be increased by 6 times.

To learn more about the length of a circle :

https://brainly.com/question/1577784?referrer=searchResults

What's the surface area of this figure?

Answers

Answer:

488 centimeters2

Step-by-step explanation:

Surface Area = 2×(14×6 + 14×8 + 6×8) = 488 centimeters2

488 centimeters you add and multiply them

please help me own this

Answers

u spe lled on wong but da bottom line wrong tho

Help me please

Find the value of x

Answers

Answer:

x = 18 !

Step-by-step explanation:

We can see that ∠CHD is equal to ∠GHF as they are vertically opposite angles. We can also see that the angles next to ∠CHD should all add up to 90° as it is a right angle!

This means that we have to add 32 and 32 then minus that from 90...

32 + 32 = 6490 - 64 = 26

As the angle is the same we are now left with...

x + 8 = 26

We just have to solve this by taking away 8 from both sides!

x + 8 - 8 = x26 - 8 = 18x = 18

Hope this helps, have a lovely day! :)

Answer:

The answer is 18°, but please read the explanation so you can solve this problem in the future.

Step-by-step explanation:

To find the angle of x, we have to look at the angles in the first quadrant (in which the lines C and D are) first. To begin, a right angle is 90°. We see that there are two angles of 32° within the right angle (90°). Let's find the sum of 32 and 32.

32 + 32 = 64

Now, we can subtract 64° from 90° to find the angle of CD.

90 - 64 = 26

The angle between C and D is 26°.

If we look below at lines G and F, we can see that they are directly across from lines C and D, so they have the same angles. The arrow pointing to the angle of GF, which we know is 26°, says that x + 8° = 26°. To find x, let's subtract 8 from 26.

26 - 8 = 18

x = 18°

What is the name of this shape?

Answers

Answer:

seems like 2 sides parallel therefore it's trapezium

Arielle wants to survey soccer players to determine whether they would prefer to wear short-sleeved or long-sleeved jerseys. Arielle decides to go to a soccer game and survey every fourth person in the bleachers.

Is this sample likely to be representative of soccer players? Explain your reasoning.

Answers

Answer:

No.

Step-by-step explanation:

She isn't asking the survey to the players just the audience.

no because you would be surveying the people in the bleachers who most likely don’t play soccer whereas if you asked the players it would be

Daksha would like to save at least $500 in 12 months. What is the minimum amount she must save each month in order to save at least $500?


Would you write an inequality or an equation?

Answers

Answer:

Step-by-step explanation:

bhhbhbhbhbhbhbhb

At least 42 a month would put them a few dollars over $500

please help me math sucks

Answers

Answer:

A=Owen brought no more than 15 apples.

B=Owen brought more than 10 bananas

C=Owen brought fewer than 5 cantaloupes

Step-by-step explanation:

A<15 This means that A is Less or equal to 15

     =

b>10 means b is bigger than 10

c<5 means c is smaller than 5

that's the answer to the question

PLEASE HELP BRO PLEASE

What is the value of m in the equation?

m+3/4=12?
_____-__

Answers

Answer:

To solve for the value of m in the equation:

m + 3/4 = 12

We need to isolate the variable m on one side of the equation. We can do this by subtracting 3/4 from both sides of the equation:

m + 3/4 - 3/4 = 12 - 3/4

Simplifying the left side of the equation by canceling out the 3/4 terms:

m = 12 - 3/4

To combine the two terms on the right side of the equation, we need to find a common denominator. Multiplying 12 by 4/4 gives us:

m = (48/4) - 3/4

Combining the terms on the right side of the equation:

m = 45/4

Therefore, the value of m in the equation is 45/4.

Answer:

m= 45/4

Step-by-step explanation:

PLEASE HELP THIS IS URGENT

Find the value of x.

Answers

Answer:  3

Step-by-step explanation:

 

Answer:3

Explanation

At a store, the price of a box of chocolates is $12.50. During a sale, the price of the chocolates is $11. Find the percent (%) of discount during the sale.

Answers

The percent of discount during the sale is 12%
The discount is 12% of the sale

PLEASE HELP EASY will give brainliest only if its right. Thanks <3

Answers

Answer:

2

Step-by-step explanation:

Answer:

2

Step-by-step explanation:

Translate the bars

3x - 4 = 6 - 2x

Add 4 to both sides

3x = 10 - 2x

Add 2x to both sides

5x = 10

Divide both sides by 5

X = 2

Is 15 3/5 equal to 10 1/2? is it under or over?


help please xx

Answers

Answer:

Over

Step-by-step explanation:

Identify the terms in the expression 10xy+2+3

Grade#8

Answers

10xy 2 3

terms are seperated by a +or - therefore anything before and after +or- is a term

Answer:

10xy, 2, 3

Step-by-step explanation:

no too hard, terms are separated by +, -,

Help pls expain due at 7:45
Linda received the following scores on her essay tests.

64, 65, 63, 66, 60, 65, 66, 68, 69, 66, 63

What is the mean of her scores?

66
65
65.5
64.5

Answers

Answer: 65

Step-by-step explanation:

Answer: 65

Explanation:

Mean is all the number added together, divided by the amount of numbers in the sequence.

64+65 63+ 66+60+65+66+68+69+66+63=715

715÷11=65

If a perimetre of a rectangle is 38 cm and length is 12.5 cm What is the Area?

Answers

Answer:

81.25 cm^2

Step-by-step explanation:

perimeter = 2(l + w)

2(12.5 + w) = 38

12.5 + w = 38/2

w = 19 - 12.5

w = 6.5

Area = lw = 12.5 x 6.5 = 81.25

Answer:

81.25 cm²

Step-by-step explanation:

What is the area?

The area is the total space taken up by a flat (2-D) surface or shape. The area is always measured in square units.

To solve for the perimeter of a rectangle, the expression is:

(Let p = perimeter, l = length, w = width)

(l × 2) + (w × 2) = p

To solve for the width of a rectangle when given the perimeter, we can use this expression:

(p - [l × 2]) ÷ 2 = w

Inserting 38 in for 'p' and 12.5 for 'l':

(38 - [12.5 × 2]) ÷ 2 = 6.5

To check our work, we can use the expression to solve for the perimeter:

(6.5 × 2) + (12.5 × 2) = 38

Because the perimeter matches up with 38, we know the width of the rectangle is 6.5cm.

To solve for the area of a rectangle, we use this expression:

(Let a = area)

l × w = a

Inserting 12.5 in for 'l' and 6.5 in for 'w':

12.5 × 6.5 = 81.25

Therefore, the area of the rectangle is 81.25 cm².

help me I dont know how to do this

Answers

Answer:

yo tampoco uebeizbsibdi id uke iveibs id. dije I did one o. so d lvaon

B is the correct one
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