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    Question

    A chemist prepared 50 grams of a medicine by mixing two

    ingredients P and 'Q, Rate of 'P' is ₹150 per 10 gm and that of 'Q' is ₹ 500 per 100 gm. 'P' and 'Q are mixed in such a way that the cost of the resulting medicine is ₹12 per gm. What is the quantity of 'P' (in grams) in the medicine?
    A 20 Correct Answer Incorrect Answer
    B 25 Correct Answer Incorrect Answer
    C 35 Correct Answer Incorrect Answer
    D 15 Correct Answer Incorrect Answer

    Solution

    Solution-

    P                  Q

    15                5

             12

    7              3

    ATQ-

    (7+3) =10=50

    1=5

    Quantity of P =7×5=35 gram

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