advancedSSC
A and B together complete a work in 12 days, B and C in 15 days, and C and A in 20 days. In how many days will all three together complete the work?
Time and Work
Question 1 of 10
A and B together complete a work in 12 days, B and C in 15 days, and C and A in 20 days. In how many days will all three together complete the work?