Question

Henry’s water tank had 12 gallons of water this morning. An hour later he realized that the tank only had 10 gallons. Three hours later Henry’s water tank only had 6 gallons. What is the rate of change?

Answer 1

1.5 Gallons an hour

Explanation:

the total loss of water was six gallons over four hours so do six divided by four to get the rate of water loss