Container A and B contains water and alcohol in the ratio 1 3 and 3 2 respectively How much amount o...........

Quantitative Aptitude ( CCS) Mixture and Alligation

Container A and B contains water and alcohol in the ratio 1 : 3 and 3 : 2 respectively. How much amount of mixture from container A should be mixed with 30 l of mixture from container B, so that the resultant mixture contains water and alcohol in the ratio 11 : 12?

26 l

16 l

22 l

15 l

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Explanation:

Water in A = 1/4. Water in B = 3/5 . And in resultant =11/23
So by allegation method:
(x)…………….(30)
1/4………………..3/5
………..11/23
14/(23*5)…………..21/(23*4)
Take ratio: 14/23*5 : 21/23*4
Gives 8 : 15
So x/30 = 8/15
Solve, x = 16 l

Hence, option 2 is the correct answer.

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