In a race, Marcos runs 1.00 mile in 4.02 min, mounts a bicycle, and rides back to his starting point, which is also the finish line, in 3.02 min. What is the magnitude of Marcos' average velocity for the race?
A)zero mi/h
B)12.1 mi/h
C)14.9 mi/h
D)17.0 mi/h
E)19.9 mi/h

Question

Quizplus · Accepted Answer

The average velocity is zero because the displacement for the entire race is zero; Marcos ends at the starting point.

In a Race, Marcos Runs 1