2 men or 3 women can do a piece of work in 16 days. In how many days can 4 men and 6 women do the same work?
Number of days required by 2 men to finish the work : 16 days
Number of days required by 3 women to finish the work : 16 days
Number of days required by 1 man to finish the work : 2 x 16 = 32 days
Number of days required by 1 woman to finish the work : 3 x 16 = 48 days
Work done by a man in one day: 
Work done by a woman in one day: 
Work done by 4 men in one day: 4 x 
= 
Work done by 6 women in one day: 6 x 
= 
Work done by 4 men and 6 women together in one day: 
+ 
= 
= 
4 men and 6 women together take 4 days to complete the work.
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