defence exam BSF Constable (Tradesmen) 2023 Mock Test Quantitative Aptitude Time and Work Work Efficiency
5 men & 4 women can do a piece of work in 10 days, and 4 men & 7 women can do the same work in 8 days. Find the number of days taken by 11 women to do the same work
1
\(\frac{49}{9}\)
2
\(\frac{8}{9}\)
3
\(\frac{9}{8}\)
4
\(7\frac{67}{99}\)