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

    Question

    Working in a shift of 5 hours 39 workers take 12 days to

    build a stretch of highway. In how many days will 30 workers working 6 hours a day, complete the work?
    A 13 days Correct Answer Incorrect Answer
    B 30 days Correct Answer Incorrect Answer
    C 45 days Correct Answer Incorrect Answer
    D 28 days Correct Answer Incorrect Answer

    Solution

    => M1 × H1 × D1 = M2 × H2 × D2

    => 39 × 12 × 5 = 30 × 6 × D2

    => D2 = 13 days

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