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    Question

    180 litres of a mixture contains 36% milk and rest

    water. If тАШxтАЩ litres of milk is added into the mixture then quantity of water in the final mixture becomes 60% of total quantity of mixture. Find the value of тАШxтАЩ.
    A 10 Correct Answer Incorrect Answer
    B 13 Correct Answer Incorrect Answer
    C 12 Correct Answer Incorrect Answer
    D 11 Correct Answer Incorrect Answer

    Solution

    Quantity of milk in the initial mixture = 180 ├Ч 0.36 = 64.8 litres Quantity of water in the initial mixture = 180 тАУ 64.8 = 115.2 litres Quantity of water is unchanged in the final mixture. So, Quantity of final mixture = (76.8/60) ├Ч 100 = 192 litres Quantity of milk in final mixture = 192 тАУ 115.2 = 76.8 litres Value of тАШxтАЩ = 76.8 тАУ 64.8 = 12

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