The tortoise and the hare: 3 - Quantitative

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).

1. What is the length (distance) of the race?
2. How long does the race take?
3. Explain your reasoning. 

Joe Redish 8/23/04