if 70 men dig 15000 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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1 man can dig the sq in 1 day: 15000÷5÷70=300/7 (sq)
if 22500sq must do in 25 days so 1 day men must do: 22500÷25=900 (sq)
so the men must do it is: 900 ÷ 300/7 = 21 (men)
if 22500sq must do in 25 days so 1 day men must do: 22500÷25=900 (sq)
so the men must do it is: 900 ÷ 300/7 = 21 (men)
herman:
thnx
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