There were 35 gallons of water in a tank and 4.5 gallons of water in a pail. An equal amount of water was poured into a tank and the pail. The ratio of the water in the tank to the pail became 7:2.

Question

There were 35 gallons of water in a tank and 4.5 gallons of water in a pail. An equal amount of water was poured into a tank and the pail. The ratio of the water in the tank to the pail became 7:2. 
a) How much water was in the pail in the end?
b) How much water was poured into the pail?

Jackson · Accepted Answer

Your answer was stupid

Steve · Answer

If the amount poured is x gallons, then (35-x)/(4.5+x) = 7/2 find x, and the rest is easy.