24 men working at 8 hours per day can do a piece of work in 15 days. In how many days can 20 men working at 9 hours per day can complete the same work?

36 men can do a piece of work in 12 days. In how many days 9 men can do the same work?

24 workers working 6 hours a day can finish a piece of work in 14 days.if each worker works 7 hours a day, find the number of workers to finish the same piece of work in 8 days.

10 men can lay a road 75 km long in 5 days.. In how many, days can 15 men lay a road 45 km long?

48 men can dig a trench in 14 days then how many days will be taken by 28 men to dig the same clich?

A and B together can finish a piece of work in 12 days. If 'A' alone can finish the same work in 20 days, how many days B alone can finish it ?

Rehana works 2 1/2 hours each day on her embroidery. She completes the work in 7 days. How many hours did she take to complete her work?

24 men can do a work in 14 days by working 6 hours a day. If’ the work is to be completed in 8 days by working to *7 hours per day how many men are required?

If 14 typists typing 6 hours a day can take 12 days to complete the manu script of a book, then how many days will 4 typists, working 7 hours a day,can take to do the same job?

Formulate the following problems as a pair of equations and then find their solutions. 4 men and 6 women can finish a piece of work in 21 days while 10 men and 3 women can finish it in 14 days. Find the time taken by one man along and that by one woman along to finish the work.

If x + 1 men will do the work in x + 1 days, find the number of days that (x+2) men can finish the same work.