Answer : The runners unit rate is, 0.087 miles/min
Step-by-step explanation :
As we are given that a runner runs 8 miles in 92 minutes. Now we have to determine the unit rate of runners.
As, the distance covered by runner in 92 minutes = 8 miles
So, the distance covered by runner in 1 minutes =

= 0.087 miles/min
Thus, the runners unit rate is, 0.087 miles/min