Question

5. Nishu and Archana can do a piece of work in 10
days and Nishu alone can do it in 12 days. In how
many days can Archana do it alone?
(a) 60 days
(b) 30 days
(c) 50 days
(d) 45 days​

Answer 1

Step-by-step explanation:

answer 30 days I hope it will be your answer