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     EduGorilla 
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    If 4 men or 10 boys can do a piece of work in 12 days, working 10 hours a day, then how many days will it take to complete a piece of work thrice the previous work with 8 men and 5 boys working together for 9 hours a day?

    Options :-

    1. 16 days
    2. 14 days
    3. 12 days
    4. 21 days
    5. 18 days
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