A sugar solution of 3 litres contain 60 sugar One litre...

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A sugar solution of 3 litres contain 60% sugar. One litre of water is added to this solution. Then the percentage of sugar in the new solution is :-

A. 30%

B. 45%

C. 50%

D. 60%

Answer: Option B

Solution (By Examveda Team)

Alligation mcq solution image

Percentage of sugar in 4 litres mixture.
$$\eqalign{ & = \frac{9}{{5 \times 4}} \times 100 \cr & = 45\% \cr} $$

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Comments (1)

Shimul Mahmud:

6 years ago

sugar = 40/100 * 3 = 120/100 = 1.2 liters
percentage of new sugar
= 1.2/(3+1) * 100%
= 1.2/4 * 100%
= 0.3 * 100%
= 30%

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