Question

    In what ratio must rice at Rs 50 per kg be mixed with

    rice at Rs 65 per kg so that the mixture may be worth Rs 56 per kg?
    A 2:7 Correct Answer Incorrect Answer
    B 3:2 Correct Answer Incorrect Answer
    C 5:2 Correct Answer Incorrect Answer
    D 2:5 Correct Answer Incorrect Answer

    Solution

    (Allegation method): Cheaper price = 50 Dearer price = 65 Mean price = 56 Required ratio (Cheaper : Dearer) = (65 − 56) : (56 − 50) = 9 : 6 = 3 : 2

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