Question

Gabbie can serve a tennis ball at 103 mph. How fast is Gabbie's serve
in feet per second?

Answer 1

0.02861111111 miles per second

Explanation:

103/1hr ·1hr/60 minutes· 1 minute/60 seconds

103/1 ·1/60· 1/60 seconds

0.02861111111 miles per second