Fresh Grapes contain 90% water by wt. Dried grapes contain
20% water by %age. What will b wt of dried grapes when we
begin with 20 kg fresh grapes
Answer Posted / rajesh
sushmi and the answer 2 are the correct answers..
both are applying different approaches.
2 answer is
after removing the water content the pulp is 2 kg weight with no water content,now the pulp has to to be made in to dried level we add x kg water i.e, the ratio of x/x+2= 20%
i.e,
x/x+2=1/5
therefore x=.5
our required result is x+2=2.5 kg
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| Is This Answer Correct ? | 9 Yes | 2 No |
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