Respuesta :

How many minutes in an hour? 

There are 60 minutes in an hour!

345/1 = x/60

Cross multiply to find our answer!

345*60 = 20,700

20,700*1 = itself

x = 20,700

Answer: 20,700 ft/hr
Billymkhoi
1 min= 1/60 hr.

345 ft/min= 345 ft/ (1/60 hr)= 20,700 ft/hr.

The final answer is 20,700 ft/hr~