If 70 men dig 15,000 sq.m of a field in 5 days,how many men will dig 22,500 sq.m field in 25 days?
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In 1 day, the sqm. of field one man can dig =
15000÷5÷70=300/7 (sq)
If 22500sq must be dug in 25 days so in 1 day ‘x’
number of men must dig: 22500÷25 = 900 (sq)
so the number of men needed to dig 22500 sqm = 900 ÷
300/7 = 21 (men)
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