A and B can do a piece of work in 28 and 35 days respectively. They began to work together but A leaves after sometime and B completed remaining work in 17 days. After how many days did A leave?
Answers
Answered by
0
see attached photos to your answer
B Completes remaining work in 17days. It means he had done
17×4=68 unit of work.
140−68=72units
72 units of work would have been done by A and B together so they had completed in
72/5+4= 8 days
A leaves after 8 days
Attachments:
Similar questions