Question

During the first four minutes what was the rate of change for the balloon represented by Line A

Answer 1

The rate of change is of 100 meters per minute.

Explanation:

Value at 0 minutes: 400 meters

Value at 4 minutes: 800 meters

Change in value: 800 - 400 = 400

Change in time: 4

Rate of change: 400/4 = 100

The rate of change is of 100 meters per minute.