Question

The fastest rhino on the farm flies at a unit rate of 80 miles per hour at this rate how far will she fly in 4 hours

Answer 1

The rhino will 'fly' 320 miles in 4 hours because in 1 hour she flies 80 miles so all you have to do is multiply 80 by 4.  

Answer 2

320 miles per hour

80 × 4 = 320