Question

Tank #1 had 200 gallons in it and losing 2 gallons each minute. Tank #2 has 60 gallons in it. How long will it take for both tanks to have the same amount of water in them?

Answer 1

70 minutes

Explanation:

Tank 1 must lose 140 gallons to have as much as Tank 2. It will take ...

(140 gal)(2 gal/min) = 70 min

for the tanks to have the same volume.