Question
4 girls can do work in 8 days, 3 boys can do the same
work in 9 days, 7 men in 2 days, and 5 women in 4 days. Who is the least efficient?Solution
4 girls can do a work= 8day 1 girl can do a work = 8×4 =32days 3 boys can do the same work= 9days 1boy can do a work =9×3 =27days 7men can do a work =2days 1 man can do a work =2×7=14days 5 women can do a work = 4 days 1 woman can do a work = 4×5=20days Girls will take the most days. Hence girls are the least efficient.
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