Question

"A" can lay railway track between 2 given stations in 16 days and "B" can do the same job in 12 days A and B can do the job in how many days​

Answer 1

Answer:

Both together complete 1/16 + 1/12 = 7/48 work in one day. A, B & C can complete 1/4 work in one day. => C alone can complete 1/4 - 7/48 = 5/48 work on one day. => C alone can complete work in 48/5 =9.60 days.

Step-by-step explanation:

refer the attachment hope you understand