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    Question

    In what ratio should water be mixed with milk worth Rs.

    24 per litre so that by selling the mixture at cost price, there is a gain of 20%?
    A 2:5 Correct Answer Incorrect Answer
    B 1:5 Correct Answer Incorrect Answer
    C 3:5 Correct Answer Incorrect Answer
    D 4:7 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Since water is free, for 20% gain: Cost price 100, selling price 120 Thus, if sold at milk's cost price, quantity must increase by 20% So water : milk = 20 : 100 = 1 : 5

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