So the asnwer is 848,160
First u had to find how many feet go into 1 minute. So
76x60 = 4,560 feet per minute.
And to know how much it goes into one hour, we multiply:
4,560 x 60 = 273,600 feet.
So 273,600 is how many in one hour.
So we multiply that by 3.1:
273,600 x 3.1 = 848,160
