Two trains A and B are running at speeds in the ratio 4 ∶ 5 and had to cover a distance in the ratio 11 ∶ 8. If train A completes its journey in 2 hours 45 minutes, in how much time will train B complete its journey?
1
1 hr. 12 min.
2
1 hr. 24 min.
3
1 hr. 36 min.
4
1 hr. 48 min.