The Average Marathon Runner Can Complete the 42 $\times$ 10³ J
C)251 J
D)126 J
E)421 J

Multiple Choice

The average marathon runner can complete the 42.2-km distance of the marathon in 3 h and 30 min.If the runner's mass is 75 kg,what is the runner's average kinetic energy during the run?

A) 842 J
B) 5.45 $\times$ 10³ J
C) 251 J
D) 126 J
E) 421 J