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

    Question

    8 men working for 5 hours a day can complete a work in 28

    days. If 16 women are employed to work, then find how many hours a day they have to work to complete the same work in 14 days given that each woman is twice as efficient as a man.
    A 2.5 hrs Correct Answer Incorrect Answer
    B 4 hrs Correct Answer Incorrect Answer
    C 9.2 hrs Correct Answer Incorrect Answer
    D 7 hrs Correct Answer Incorrect Answer

    Solution

    ATQ,

    Let assume the required time = 'x' hours

    Let efficiency of each man = 'M' units per day

    So, efficiency of each woman = 2 × M = '2M' units per day

    According to the question:

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