Question

Convert unit ratea 345 ft/min= ? Ft/hr

Answer 1

There are 60mins in an hour.

345x60=20700

345ft/min=20700ft/h

Answer 2

feet/minute --- *60 ---> feet/hour
You multiply by 60 because there are 60 minutes in an hour.
345*60 = 20700 feet per hour

Hope this helps! :)