two lap average
- Author:
- Judah L Schwartz
Andrei drives a 60 mile closed course in 1 hour.
How fast does he have to drive a second lap in order to average 120 mi/hr for the two laps?
[see challenge below]
The applet makes clear that it is not possible for the two lap average to be equal to 120 mi/hr.
Can you prove this algebraically?