Question

a started a work and left after working for 2 days then b finished the remaining work in 9days.had a left the work after working for 3days.b would have finished the remaining work in 6days.in how many days b alone can finish the work?

Answer 1

Answer:

b alone can finish it in 15 days

Step-by-step explanation:

suppose b can finish it in x days  

Then,    9/x + 6/x = 1 ........

                = 9 + 6 = x    

           

                       15 = x

hope it may help you...................