The answer is 11.2 pounds.
Answer: 
Step-by-step explanation:
Given
The radius of the cycle is 
Distance traveled by Paul is 
Distance traveled by one complete revolution of wheel is equivalent to circumference of wheel i.e.

No of revolution made by wheel

The average rate between two points is calculated the same way you would calculate the slope of a line (rise/run).
96-36/8-3
= 60/5
= 12