Flow into a tank. The first faucet runs in 8 hours to fill the tank, the second faucet runs in 10 hours to fill the tank. Question: a, how long will it take to fill the tank with both faucets running at the same time b, if there is a third faucet draining the water t?believe In 16 hours, it will empty the tank full of water, when opening all 3 faucets at the same time, how long will it take to fill the tank (at first the tank is empty)