Question
Three bottles, X, Y and Z, contain a total of 18.8 ℓ of water. Bottle X contains 2.3 ℓ of water more than Bottle Y. Bottle Y contains 2.4 ℓ of water more than Bottle Z. What is the volume of water in Bottle Y?
3 m

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Three bottles, X, Y and Z, contain a total of 18.8 ℓ of water. Bottle X contains 2.3 ℓ of water more than Bottle Y. Bottle Y contains 2.4 ℓ of water more than Bottle Z. What is the volume of water in Bottle Y?