Question

A circular running track is 1/3 miles long. Zoe runs on this track, completing each lap in 1/21 of an hour. What is Zoe's running speed?

a) 7 hours per lap
b) 3 miles per hour
c) 7 miles per hour
d) 1/7 lap per hour

Answer 1

b

Explanation:

1 mile = 3 laps.

3x7=21

21=hour

21/7=3