1) A race car travels around a circular race track for which the start line and finish line are at the same location.

1. If the race is 888km long and the radius of the track is 1.414km, how many times did the car go around the track.
2. The race takes 2 hours and 45 minutes, what is the race car's average velocity (in m/s) over the entire race?
3. What is the race car's average speed (in m/s) over the entire race