Question
A pail can hold 15 ℓ of water. A jar can hold 15 more litres of water than the pail. A container can hold 2 times as much water as the jar. If the container is 12 filled with water, how much more water is needed to fill the container completely?
4 m

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A pail can hold 15 ℓ of water. A jar can hold 15 more litres of water than the pail. A container can hold 2 times as much water as the jar. If the container is 12 filled with water, how much more water is needed to fill the container completely?