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    Question

    Three mixtures: A, B, and C containing 15%, 45%, and X%

    of water, respectively. If all these mixtures are mixed in the ratio of 3:2:1 to form a resultant mixture, and the resultant mixture contains 25% of water in it, then find the value of X.
    A 45 Correct Answer Incorrect Answer
    B 20 Correct Answer Incorrect Answer
    C 15 Correct Answer Incorrect Answer
    D 18 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Let the quantity of mixture A, B, and C mixed be 300 litres, 200 litres, and 100 litres, respectively. Quantity of water in mixture A, B, and C is 45 litres, 90 litres, and X litres, respectively. According to the question, (45 + 90 + X)/600 = 25/100 135 + X = 150 X = 15

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