Carl Lewis Set a World Record for the 100

Multiple Choice

Carl Lewis set a world record for the 100.0-m run with a time of 9.86 s. If, after reaching the finish line, Mr. Lewis walked directly back to his starting point in 90.9 s, what is the magnitude of his average velocity for the 200.0 m?

A) 0 m/s
B) 1.10 m/s
C) 1.98 m/s
D) 5.60 m/s
E) 10.1 m/s