In a Race, Marcos Runs 1

Multiple Choice

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