The tortoise and the hare left the START line of a race at the same time. The course is 4 km long.
Tortoise walked at 5 m per minute. The hare ran at 0.5 km per hour.
After 1 hour the hare had a rest and went to sleep for 4 hours.
When he got up he continued to run at 0.5 km/h.
Who won the race and by how many minutes?

zhan1205    2   05.04.2021 11:00    3