Question

    30 workers putting in 8 hours a day finish a task in 10

    days. How many days will it take for 20 workers working 12 hours daily to finish the same task?
    A 10 days Correct Answer Incorrect Answer
    B 20 days Correct Answer Incorrect Answer
    C 28 days Correct Answer Incorrect Answer
    D 32 days Correct Answer Incorrect Answer

    Solution

    ATQ,

    Let the required time be T days. So, 30 × 8 × 10 = 20 × 12 × T T = (30 × 8 × 10) / (20 × 12) T = 20 days

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