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    Question

    10 man can make a wall in 5 days. How many men

    required to complete the same work in 10 days ?
    A 6 Correct Answer Incorrect Answer
    B 5 Correct Answer Incorrect Answer
    C 15 Correct Answer Incorrect Answer
    D 10 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Given, M1 = 10, D1 = 5, M2 = ? and D2 = 10
    From M1D1 = M2D2
    ⇒ 10 x 5 = M2 x 10
    ⇒ M2 = (10 x 5)/10
    ∴ M2 = 5

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