Instructions
Choose the best answer. If necessary, use the paper you were given.
Question
It takes Marcia 2 hours to complete a car trip, and it takes Stacy 2.5 hours to complete the same trip. If
Stacy's average rate is r miles per hour, what is Marcia's average rate, in miles per hour, in terms of r?
Or-0.5
Or+0.5
O2r
2.5
O 2.5r
2
27