4 men or 6 women can finish a work in 12 days. How many days will 3 men and 3 women take to finish it?
A. 10 days
B. 8 days
C. 9.6 days
D. 12 days
A. 10 days
B. 8 days
C. 9.6 days
D. 12 days
Best answer
Answer: C. 9.6 days
Answer: (C) 9.6 days
4 men = 6 women, so 1 woman = \(\frac{2}{3}\) man. 3 men + 3 women = 3 + 2 = 5 men.
4 men take 12 days, so 5 men take \(\frac{4 \times 12}{5} = 9.6\) days.
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