Question

4. A can complete a work in 30 days. B can complete
the same work in 45 days. If B starts the work and A
joins him after 15 days, in how many days will the
work be completed?

Answer 1

4. A can complete a work in 30 days. B can complete

the same work in 45 days. If B starts the work and A

joins him after 15 days, in how many days will the

work be completed?

45 days I think