Question

286. A alone can complete a piece of work in 4 days working 9 hours a day while B alone can co nplete the same piece of
work in 9 days working 5 hours a day. If they work on alternate days (starting with A), then how much time they will
take to complete the same work working 5 hours a day?
(a)4 days
(b)8 days
(c)9 days
(d)2 days
(e)6 days​

Answer 1

Answer:

Step-by-step explanation:

8 days