Question

A sugar solution of 40litres contains 82%of water.If 4litres solution is evaporated to this solution. find the percentage of the sugar in the final solution
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Answer 1

Answer:

6 Litres of sugar solution contains 4% of sugar.

i.e.

100

4

×6 litres of sugar or 0.24 litres of sugar and 5.76 litres of water.

if one liter of water is evaporated, then there is 0.24 litre of sugar in 5 litres of water.

∴ Percentage of sugar in the solution

=(

5

0.24

×100)%=4.8%