Question

Phil is boiling water on the stove. The pot he is using contains 4 gallons of water. If the water is evaporating at a rate of 1 cup per minute, how long will it be before all the water is gone? (Hint: 1 gallon = 16 cups)

Answer 1

16 cups=1 gallon
16 cups x 4 gallons = 64 cups
1 cup per minute = 64 minutes
64 minutes = 1 hour and 4 minutes

Answer 2

1 hour and 4 miniutes