if 10 men take 20 days to complete a work in how many days 4 men can
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WHY THE 4 MEN NEED TO WORK?THE 10 MEN ALREADY DID IT...
PLZ MARK ME BRAINLIEST....
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Answer:
12/10 = 1.2
Therefore 12 men is 1.2 times as efficient as 10 men.
Thus divide 15 by 1.2.
15/1.2. = 12.5 Days
The reason we divide is:
Imagine that it is 2 times as efficient, then by logic it would take half the time, i.e. Divide by 2 = Multiply by 1/2
Step-by-step explanation:
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