Twelve men can do a piece of work in 10 days. a????er they have started for 6 days, 4 more men join them. how many days will the men take to complete the remaining work?
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If 10 men can build a wall in 120 days what is the size of wall that 25 men can built in 15 days
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Step-by-step explanation:
Assume 1 man does 1 unit of work in 1 day.
Then total work = 12×18=216 units
In initial 6 days, 12 men worked.
Work completed = 12×6=72 units
Remaining work = 216 - 72 = 144 units
Then 16 men work
Time required for them to finish the job =14416=9=14416=9 days
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