Problem:
Carmen takes a long bike ride on a hilly highway. The graph indicates the miles traveled during the time of her ride. What is Carmen's average speed for her entire ride in miles per hour?
Answer Choices:
A.
B.
C.
D.
E.
Solution:
Carmen covers miles in hours, making her average speed .
Answer: .
The problems on this page are the property of the MAA's American Mathematics Competitions