if 42 men can do a piece of work in 28 days. how many men will do it in 21 days
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Answered by
1
Answer:
it is simple find out how many will take time to do work in 1 day by multiplying 42 to 28. Then divide the answer by 21. your will be come.
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Answered by
1
answer is 56 mens
because
42:28::x:21
=42÷21×28
=56
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