A can do a piece of work in 60 days ,which B can do in 40 days .Both started the work but A left 10 days before the completion of work .The work was finished in how many days
Kindly, refer to the below link for similar query,
https://www.meritnation.com/ask-answer/question/14-days-while-b-can-do-it-in-21-days-they-began-togethe/math/6115737
Regards.
https://www.meritnation.com/ask-answer/question/14-days-while-b-can-do-it-in-21-days-they-began-togethe/math/6115737
Regards.