Question

A can do a piece of work in 10 days and B can do it in 12 days. They work together for 3 days. Then B leaves and A alone continues. 2 days after that C joins and the work is completed in 2 days more. In how many days can C do it, if he works alone ?

A) 30 days B) 50 days C) 40 days D) 60 days

Answer 1

Step-by-step explanation:

A can do a piece of work in 10 days; B in 15 days. They work for 5 days. The rest of the work was finished by C in 2 days. If they get 1500 for the whole work, the daily wages of B and C are a. Rs. 150