The tortoise and the hare

3.2.1.P1C

 

A speedy tortoise can run with a speed of 10 cm/s and a hare can run 20 times as fast. If they both start at the same time but the hare stops to rest for 2 minutes. The tortoise wins by a shell (20 cm). The race is considered over when the tortoise crosses the finish line.

 

1. How long does the race take?
2. What is the length of the race?
3. Explain your reasoning to parts a and b. 

 

 

Joe Redish 8/23/04