DAY 251
Two bicyclists are 36 miles apart and begin riding directly toward each other at a speed of 6 mph. At the same moment, a pigeon starts to fly from one bicycle to the other at 18 mph. How far has the pigeon flown when the two bikes meet?

Answer:

54 miles......The cyclists are approaching each other at a combined speed of 12 miles per hour. It will take them 3 hours to meet.