New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    ‘A’ and ‘B’ can complete a certain work in 10

    days and 15 days, respectively. They started working together and worked till completion of the work for which they got Rs. 16000 as wage. Find the share of ‘B’ out of total wage.
    A Rs 6200 Correct Answer Incorrect Answer
    B Rs 6500 Correct Answer Incorrect Answer
    C Rs 6400 Correct Answer Incorrect Answer
    D Rs 6800 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let total work = 30 units {LCM of (10 and 15)} Efficiency of ‘A’ = 30/10 = 3 units/day Efficiency of ‘B’ = 30/15 = 2 units/day Wages received by ‘A’ and ‘B’ will directly proportion to their efficiency. So share of ‘B’ = 16000 × (2/5) = Rs 6400

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