Question

X and Y working together can complete a certain project is 6 days. If X alone works on the

project, He will take 5 days less than Y to complete. Find days required for X and Y to complete

the project alone?​

Answer 1

Answer:

let days of y work alone= a

then x days =a-5

a+a-5=6

2a-5=6

2a=5+6

2a=11

a=11/2

a=5.5+6

11.5=a

then y take 11.5 day to complete the project

a-5

11.5-5

6.5days take time x