ravi and raju can complete a piece of work in 60 days and 90 days respectively. they work together for 15 days then ravi leaves and raju continues the work alone. 6 days after rakesh joins in place of ravi and the work is completed in 31 days more. in how many days can rakesh alone complete the work?
Answers
Answered by
0
the answer is 180 days....
Attachments:
Similar questions