Problem:
Luka is making lemonade to sell at a school fundraiser. His recipe requires times as much water as sugar and twice as much sugar as lemon juice. He uses cups of lemon juice. How many cups of water does he need?
Answer Choices:
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Solution:
The recipe requires twice as much sugar as lemon juice, so Luka needs cups of sugar. The recipe requires times as much water as sugar, so Luka needs cups of water.
The recipe requires times as much water as sugar and twice as much sugar as lemon juice. This means that Luka needs times as much water as lemon juice. The amount of water he needs is cups.
Answer: .
The problems on this page are the property of the MAA's American Mathematics Competitions