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16 women take 12 days to complete a work which can be completed by 12 men in 8 days. 16 men started working and after 3 days 10 men left and 4 women joined them. How many days will they take to complete the remaining work?
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Explanation:
16women×12=12men×8
2 women = 1 man
Total work=12men×8days=96 units
16 men do work in 3 days
=16×3=48units
work left 96−48=48units
16men−10men left=6men+4women join
6men+2men=8men
8 men will do 48 units in =48\8 =6 days