Question

Rupert ran home at an average rate of 72 ft per minute. Find his rate in feet per hour.

Answer 1

To convert from 72 feet per minute to hour we need to multiply by 60;

$\therefore72ft\text{ per minute = 72 }\ast60=4320\text{ f}eet\text{ per hour}$

Therefore, the rate in feet per hour is 4320 ft per hour.