If point r is between points q and s, and qr = 5 and qs = 12, then what is rs?
question 4 options:

7

10

17

24

Barbara's piano instructors house is 7 1/8 miles from her house. after biking for 1 3/4 miles she stops to rest how much longer does she need to bike to reach her instructor's house

Which of the following best describes the delian problem?

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour. what is the cyclist average rate for the round trip in miles per hour ?