Read the passage below and solve the questions based on it.
Every morning Ravi and Beena start walking from A and B respectively towards each other. They meet at C. Ravi always starts at 5:30 am and Beena starts at 4:45 am. Ravi’s speed is 6 km/h, whereas Beena’s speed is 5 km/h.
One morning Ravi got delayed but Beena was on time and that day the two met at 7:00 am at E which was 2.5 km away from C. What is the distance between A and B?