Question

12. 3 men can do the job equivalent to 4 women. If 3 men can do a job in 8 days, in how
many days can 5 men and 4 women do the same job?​

Answer 1

Let's find out in how many days 8 men can do the job. 3 men can do it in 8 days. 1 man can do it in 8/3 days, i. e., 2 days and 16 hours. ∴ 5 men and 4 women can do the job in 21 days and 8 hours