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    Question

    ‘A’ can do a piece of work in 12 days. ‘B’ can

    do 70% of the same work in 30 days. If they work together for the entire time and get paid Rs.1504, then find the share of ‘A’.
    A Rs.1175 Correct Answer Incorrect Answer
    B Rs.1250 Correct Answer Incorrect Answer
    C Rs.720 Correct Answer Incorrect Answer
    D Rs.1000 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let the total work be 60 units. (LCM of 12 and 30) Efficiency of A = 60/12 = 5 units/day Efficiency of B = (60/30) × (70/100) = 7/5 units/day Ratio of the efficiency of A : B = 5 : 7/5 = 25:7 Share of A = (25/32) × 1504 = Rs.1175

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