Question
Three bottles, W, X and Y, contain a total of 16.8 ℓ of water. Bottle W contains 3.2 ℓ of water more than Bottle X. Bottle X contains 3.2 ℓ of water more than Bottle Y. What is the volume of water in Bottle X?
3 m

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Three bottles, W, X and Y, contain a total of 16.8 ℓ of water. Bottle W contains 3.2 ℓ of water more than Bottle X. Bottle X contains 3.2 ℓ of water more than Bottle Y. What is the volume of water in Bottle X?