Question

S1 and S2 together can do a piece of work in 18 days, S2 and S3 together can do the same work in 27 days, while S3 and S1 together can do it in 54 days. In how many days can all three working together do 50% of work?

• A. 9 Days
• B. 8 Days
• C. 6 Days
• D. 7 Days

Answer 1

Answer: (A)