If 12 men or 18 women can reap a field in 7 days. In what time can 4 men & 8 women reap the same field?
It is given that 12 men or 18 women can reap a field in 7 days.
12 men =18 women
∴ 4 men =6 women
4 men +8 women =6 women +8 women =14 women
Total work done =18×7 women days
∴ No of days required to complete this work by 4 men and 8 women (=14 women)
=18×714=9 days