Mixture and Alligation

Quantitative Aptitude(IBPS RRB PO)

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In a mixture of 75ltr the ratio of milk to water is 2 : 1. The amount of water to be further added to the mixture so as to make the ratio of milk to water 1 : 2 will be?

Explanation:

Solution:
. M : W
BEFORE 2 : 1…………..(1)
AFTER 1*2: 2*2
. 2 : 4………….(2)
multiply 2 in equation (2) to make milk same……so…..1 =25
4 = 100
100 – 25 = 75ltr

By: Pranav Gupta

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