Answer:
For both options a and b the work done is 7200 ft lb.
Step-by-step explanation:
Given : A 360 LB gorilla climbs a tree to a height of 20 ft.
To Find : The work done if the gorilla reaches that height in a) 10 seconds b) 5 seconds ?
Solution :
Work done is defined as the change in the energy of the gorilla must equal the net work done by the gorilla in climbing.
We have given,
Weight = 360 LB and height = 20 ft.
The work done is defined as

![W=[360x]^{20}_{0}](https://tex.z-dn.net/?f=W%3D%5B360x%5D%5E%7B20%7D_%7B0%7D)


Therefore, For both options a and b the work done is 7200 ft lb.