Question
Vincent mixed 8 ℓ of concentrated juice with 13 ℓ of water to make kiwi juice to be served for the meeting. After the meeting, 8 ℓ of kiwi juice were left. How much kiwi juice was drunk at the meeting?
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Vincent mixed 8 ℓ of concentrated juice with 13 ℓ of water to make kiwi juice to be served for the meeting. After the meeting, 8 ℓ of kiwi juice were left. How much kiwi juice was drunk at the meeting?