seven-eights of the work is done by 28 men in a week and them leave it. how many men must be engaged to finish the work in another week?
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see if 7/8 work is done 28 men then 1 man does
1/32 work in one week
now remaining work is 1/8
so for that 4 men will be needed
1/32 work in one week
now remaining work is 1/8
so for that 4 men will be needed
Rongneme:
thank you.
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