Quant Question Of The Day: 55
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Arithmetic
Mango Juice maker prepares delicious Mango shakes. At times, he adjusts the ratios of Mango, Milk, and Water in the shake as per customer’s need but the deliciousness of final preparation is never lost. One day he prepared the mango shake two times with two different compositions of ingredients, call A & B. Now when customers came, he prepared three different mixtures by mixing the already prepared shakes (A & B) in different proportions. The percentage compositions of Mango and Milk, in the newly prepared three mixtures, are given as (16%, 12%), (20%, 11%), and (28%, x%). Find x.
1. 7
2. 8
3. 9
4. 10
5. None of these
We can consider that by mixing first and third mixture, resultant mixture is second one. That means by mixing 16% and 28% of Mango concentrations of first and third mixtures, we are getting 20% Mango concentration for second mixture. This gives, as per Alligation rule, that first and third mixtures were mixed in (28 – 20) : (20 – 16) i.e. 2 : 1.
In same way, we can also write that (11 – x) : (12 – 11) = 2 : 1
So clearly x = 9.

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