Question

A can do a job in 3 days less than



b. A and b together can do that work in 6 days in how many days a alone can do the work

Answer 1

Let work done by A&B be x, x+3 respectively

x*(x+3)/(x+x+3)=6

x=3,6

when x=3

work done by A=3days

B=6days

when x=6

A=6 days

B=9days