Question
Three pitchers, P, Q and R, contain a total of 12.2 ℓ of water. Pitcher P contains 2.5 ℓ of water more than Pitcher Q. Pitcher Q contains 3.5 ℓ of water more than Pitcher R. What is the volume of water in Pitcher Q?
3 m

Click button first when a symbol is required. X

Three pitchers, P, Q and R, contain a total of 12.2 ℓ of water. Pitcher P contains 2.5 ℓ of water more than Pitcher Q. Pitcher Q contains 3.5 ℓ of water more than Pitcher R. What is the volume of water in Pitcher Q?