Question
Ken had 90 kg of fresh lemons. The lemons contained 80% water when fresh. There was only 60% water left in the lemons two weeks later. What was the mass of the lemons two weeks later?
3 m

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Ken had 90 kg of fresh lemons. The lemons contained 80% water when fresh. There was only 60% water left in the lemons two weeks later. What was the mass of the lemons two weeks later?