A task may be completed in 8 days by 4 men and 6 women, or 10 days by 3 men and 7 women. How long will it take 10 women to finish it?
A. 35
B. 40
C. 45
D. 50
Answer:B
A task may be completed in 8 days by 4 men and 6 women, or 10 days by 3 men and 7 women. How long will it take 10 women to finish it?
A. 35 B. 40 C. 45 D. 50