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    Question

    An alloy of zinc and copper contains 81 grams of copper.

    If the ratio of zinc to copper in the alloy is 5:3, then find the quantity of zinc in the alloy.
    A 105 gms Correct Answer Incorrect Answer
    B 112 gms Correct Answer Incorrect Answer
    C 144 gms Correct Answer Incorrect Answer
    D 135 gms Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Quantity of zinc in the alloy = 81 x (5/3) = 135 grams

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