Multiple Choice Questions on If 4 boys or 5 women can reap a field in 20 days Then what will be the time taken by 6 boys and 8 wo........... for IBPS RRB - Officers Exam Preparation

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Multiple Choice Questions

If 4 boys or 5 women can reap a field in 20 days Then what will be the time taken by 6 boys and 8 wo...........

Quantitative Aptitude(IBPS RRB PO) Time and work
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    If 4 boys or 5 women can reap a field in 20 days. Then what will be the time taken by 6 boys and 8 women to reap the field.

    200/33 days

    Incorrect Answer

    200/31 days

    Correct Answer

    200/35 days

    Incorrect Answer

    200/37 days

    Incorrect Answer
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    Explanation:

    work done by one boy in one day = 1/(4*20)
    Similarly for women = 1/(5*20)
    Now the time taken by 6 boys and 8 women to reap the field = 6/80 + 8/100 = 1/d (d = 200/31 will be the answer)

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