Question

    640 gms mixture contains sugar and rice in the ratio of

    3:5 respectively. If 40 gms of sugar and 80 gms of rice are added to the mixture, then calculate the ratio of rice to sugar in the resultant mixture.
    A 14:11 Correct Answer Incorrect Answer
    B 16:9 Correct Answer Incorrect Answer
    C 4:3 Correct Answer Incorrect Answer
    D 12:7 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Quantity of sugar in the mixture = (3/8) × 640 = 240 gms Quantity of rice in the mixture = 640 - 240 = 400 gms Required ratio = (400 + 80) : (240 + 40) = 12:7

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