The correct answer is C
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3 women and 1 girl together can complete a work in 25 days. 2 women and 5 girls can together complete half of the same work in 9 days. Find the time ta...
‘A’ alone can do some work in 10 days. ‘B’ and ‘C’ together can do the same work in 4 days. If ‘B’ is half as efficient as ‘A’, then...
