CET Time and Work Questions with Solutions – Page 4

If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys in doing the same type of work will be:

A man and a boy working together can complete a certain digging work in 40 days. Their rates of work are in the ratio 8 : 5. If the boy works alone, how many days will he take to complete the same work ?

Sunil Makhihija can check the quality of 1000 items in 5 hours and Nilesh Desai can complete 75% of the same job in 3 hours. How much time is required for both of them to check 1300 items, if Nilesh stops checking after 2 hours ?

Amal and Vimal together can finish a task in 150 days, while Vimal and Sunil together can finish it in 100 days. The task also gets completed if Amal works for 75 days, Vimal for 135 days and Sunil for 45 days. If Amal works every day, Vimal works every 2nd day and Sunil works every 3rd day, in how many days will the task be completed?