Question
Fresh grapes contain  90%  water by weight and dry grapes contain  20%  water by weight. The weight of dry grapes obtained from 20 kg of fresh grapes is (in kg., in decimal, up to 2 decimal places) ___
Answer: Option A
:
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20 kg →10% (non water content) = 2kg
2 = 80% (non water content dry grapes)
⇒ wt = 2.50 kg
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