A and B together can do 50% of a work in 6 days. The efficiency of C is 25% more than that of A and the efficiency of B is 50% more than A. In how many days B and C together can complete 75% of the work?
1
80/11 days
2
90/11 days
3
100/11 days
4
110/11 days
5
120/11 days