In a race, the shortest time wins first place and the longest time comes in last place.
Given the times:
- 31.18 seconds
- 27.9 seconds
- 32.41 seconds
- 29.7 seconds
The fastest time is 27.9 seconds (first place) and the slowest time is 32.41 seconds (last place).
So, the correct response is: First place: 27.9 seconds; last place: 32.41 seconds.