16 Answered Questions for the topic Math Help Math World Problem

#### simple interest.

alberto invests his $90 for 2 years at r% per year simple interest. at the end of 2 years the amount of money he has is $99. calculate the value of r%.

09/09/18

#### calculating profit.

carlos buys a box of 50 oranges for $8. he sells all the oranges for 25 cents each.
calculate the profit he makes.

09/05/18

#### Quantitative Literacy

As of mid-2016, the world's population was about 7.4 billion people. The population of the United States was 324 million.The area of a certain city is 302 square miles. If in mid-2016 every person...
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06/27/18

#### What is the y-intercept of the equation of the line that is perpendicular to the line y = x + 10 and passes through the point (15, –5)?

please help me! this is an important test.

Math Help Math World Problem

06/24/18

#### how many of each color were sold ?

one day a store sold 36 sweatshirts. White ones cost $9.95 and yellow ones cost $13.50 . In all $422.10 worth of sweatshirts were sold . how many of each color were sold ?

06/09/18

#### The question is down below!

Otto and Kurt are going snowboarding. Otto sets off down a 2000 m run. Kurt starts 30 seconds after Otto (taking longer to strap on his board, and untuck his shirt to look cool.) He decides to go...
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Math Help Math World Problem

06/06/18

#### Sandi and garth both had summer jobs. Together they earned a total of 425 dollars. garth earned 25 more than sandi. how much did each of them earn?

need help now

Math Help Math World Problem Estimation

06/01/18

#### c) 1000 is the answer but I need an explanation please :((

Jade buys a 500g bag of beads at a market.
Each bead has a mass of 0.48g.
Which of these is the best estimate for the number of beads in the 500g bag?
a) 100
b) 250
c) 1000
d) 2500

Math Help Math World Problem

05/11/18

#### A building is 1 ft from a 10-ft fence that surrounds the property. A worker wants to wash a window in the building 13 ft from the ground. He plans to place a l

A building is 1 ft from a 10-ft fence that surrounds the property. A worker wants to wash a window in the building 13 ft from the ground. He plans to place a ladder over the fence so it rests...
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Math Help Math World Problem

05/11/18

#### Help with math

The length of a rectangle is 5 inches more than the width. The perimeter is 26 inches. Find the length and the width.

Math Help Math World Problem

05/06/18

#### Need to find formula to find rate for Susan.

Susan left the airport and drove east.Cody left three hours later driving 36 mphfaster in an effort to catch up to her. Aftertwo hours Cody finally caught up. Whatwas Susan's average speed?

Math Help Math World Problem

04/20/18

#### elsa is saving money to buy a game. so far she has saved $18, which is two-thirds of the total cost of the game. how much does the game cost?

need to know how to solve it

Math Help Math World Problem Math, Percentage

04/16/18

#### What is the cost of a typewriter that is 18% off the list price of $375 with sales tax of 5% that must be paid?

cant figure this question out, any help would be greatly appreciated.

Math Help Math World Problem

04/08/18

#### 41 times the difference between a number and 10 is equal to the number plus −42

41 times the difference between a number and 10 is equal to the number plus −42

02/01/18

#### A number is 1/7 of another number. The difference of the number is 18. What are the numbers?

I am having trouble figuring out this math problem. Could anyone explain on how to get the answer?

Math Help Math World Problem

12/17/17

#### The time required for a skilled worker to produce x shirts is given by the function T(x) = 4x + 2, where T is measured in hours.

The time required for a skilled worker to produce x shirts is given by the function T(x) = 4x + 2, where T is measured in hours. The salary the she is paid is given by the function S(T) = 15T,...
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