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QUESTION
Q
If 40 men or 60 women or 80 children can do a piece of work in 6 months, then 10 men, 10 women and 10 children...
Solution
Number of men months required to complete a piece of work is
= 1/(40 × 6) = 1/240
Number of women months required to complete a piece of work is
= 1/(60 × 6) = 1/360
Number of children months required to complete a piece of work is
=...
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