There are 6 swimmers in a race. In how many ways can they finish in first and second place?
A. 12
B. 30
C. 120
D. 360
There are 6 choices for first place and 5 choices for second place (since the winner cannot also be in second place). Therefore, there are a total of 6 x 5 = 30 ways for the swimmers to finish in first and second place.
Answer: B. 30