Answer :
The time from 1 to 4 is 3 hours. (1-2, 2-3, 3-4).
The height you climbed is 1200 feet.
1200/3 is 400.
Your final answer should be 400ft/h
The height you climbed is 1200 feet.
1200/3 is 400.
Your final answer should be 400ft/h