Question

8. A and B together can do a piece of work in 12 days; B and C can do it in 20 days while C and A can do it in 15 days. A, B and C all working together can do it in
(a) 6 days
(b) 9 days
(c) 10 days (d) 10×1/2days​

Answer 1

Answer:

here is your answer

Step-by-step explanation:

the answer might be D)10*1/2days

Answer 2

Answer:

This is required ans of this question.