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    Question

    30 workers working 8 hours daily can finish a job in 20

    days. Find the time needed by 20 workers working 12 hours daily to finish the same job.
    A 10 days Correct Answer Incorrect Answer
    B 17 days Correct Answer Incorrect Answer
    C 20 days Correct Answer Incorrect Answer
    D 23 days Correct Answer Incorrect Answer

    Solution

    ATQ, Let the required time be 'T' days. So, 30 ├Ч 8 ├Ч 20 = 20 ├Ч 12 ├Ч T Or, T = 20

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