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Quantitative Aptitude

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Mixtures & Alligation

Question
2 out of 25
 

How many kilogram of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per kg so that there may be a gain of 10% by selling the mixture at Rs. 9.24 per kg?



A 36 kg
B 42 kg
C 54 kg
D 63 kg
E None of These

Ans. D CP of 1 kg mixture =

Ratio of quantity of 1st kind and 2nd kind = 14:6 = 7:3

Let x kg of sugar of 1st kind be mixed with 27 kg of 2nd kind

Then 7:3 = x : 27

Or x = kg


Mixtures & Alligation Flashcard List

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