There is a group of 5 boys and 2 girls. The two groups working together can do four times as much work as a boy and a gi…

A, B and C completed a work costing Rs. 1800. A worked for 6 days, B for 4 days and C for 9 days. If their daily wages …

10 men working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same …

3 men and 7 women can do a job in 5 days, while 4 men and 6 women can do it in 4 days. The number of days required for a…

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A…

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio be…

A man undertakes to do a certain work in 150 days. He employs 200 men. He finds that only a quarter of the work is done …

10 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and…