A jar full of whisky contains 40% alcohol. A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26%. The quantity of whisky replaced is:
A. $$\frac{{1}}{{3}}$$
B. $$\frac{{2}}{{3}}$$
C. $$\frac{{2}}{{5}}$$
D. $$\frac{{3}}{{5}}$$
Answer: Option B
Solution(By Examveda Team)
By the rule of alligation, we have:So, ratio of 1st and 2nd quantities = 7 : 14 = 1 : 2
∴ Required quantity replaced = $$\frac{2}{3}$$
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Related Questions on Alligation
A. $$\frac{{1}}{{2}}$$ kg
B. $$\frac{{1}}{{8}}$$ kg
C. $$\frac{{3}}{{14}}$$ kg
D. $$\frac{{7}}{{9}}$$ kg
A. 81 litres
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C. 56 litres
D. 50 litres
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