If 30 men can reap a field in 17 days, then 10 men reap the field in how many days?

If 10 men can reap a field in 57 days, In how many days will 19 men reap the field?

If 20 men can reap a field in 38 days, in how many days will 19 men reap the field?

If 4 men can reap a field in 5 days working 12 hours a day, in how many days can 10 men reap the same field working 8 hours a day?

18 men can reap a field in 35 days. For reaping the same field in 15 days, how many men are required?

If 35 men can reap a field in 8 days, in how many days can 20 men reap the same field?

35 men can reap a field in 8 days. In how many days can 20 men reap it?

12 men of 15 women can do a work in 40 days. 8 men and 10 women can do the work in how many days?

If 16 men can reap a field in 30 days.in how many days will 20 men reap the same field?