Question

A skydiver is falling at about q42 feet per second.How many feet per minute is she falling?

Answer 1

You have to multiply q42 times 60 seconds to get 2520 feet per minute.

Answer 2

There are 60 seconds per minute.
Multiply 42 ft/sec by 60 sec/min and the sec's cancel leaving 42x60 ft/min = 2520ft/min