24 men working at 8hours per day can do a piece of work in 15 days in how many days can 20 men working at 9 days per day
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Answer:
24 men working 8 hrs / day can do a piece in 15 days
∴ Total work units =24×8×15
=2880
No.of days required by 20 men, working at
a hrs/day= 2880/20×9
16 days
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