# Question of the Day

## Can you answer today's question?

Next Tests:
12/6 , 1/24

Nov
21
2014
35,820 responses
Number Answered 14,854 20,966
41% correct

Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

A woman drove to work at an average speed of miles per hour and returned along the same route at miles per hour. If her total traveling time was hour, what was the total number of miles in the round trip?

Answer Choices

#### Hint

If represents the time it took the woman to drive to work, then, since her total traveling time was hour, the time it took her to return would be . Each distance (going and returning) can be expressed using . The distance going to work must be the same as the distance returning, so the two expressions for distance can be set equal to each other.

# Question of the Day

## Can you answer today's question?

Next Tests:
12/6 , 1/24

Nov
21
2014
35,820 responses
Number Answered 14,854 20,966
41% correct

Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

A woman drove to work at an average speed of miles per hour and returned along the same route at miles per hour. If her total traveling time was hour, what was the total number of miles in the round trip?

Answer Choices

#### Answer

Let represent the time it took the woman to drive to work. Since her total traveling time was hour, the time it took her to return home is . The distance in miles can be found using the formula . The distance traveled to work is , and the return distance is . Since the distance to work is the same as the return distance, . Solving for yields . So the distance one way is miles. The total number of miles in the round trip is , or miles.