AAI ATC Junior Executive 2016 Shift 2 Paper

Question : 33 of 120

Marks: +1, -0

A and B can do a piece of work in 12 days while B and C can do in 24 days, and C and A in 20 days. They all work together on it for 10 days and then B and C leave. How many days more A will take to complete the work?