3. If a pair of dice is rolled, what is the number of sample space? a. 24 b. 36 c. 0 d. 6
4. Find the number of distinguishable permutations of the letters of the word PASS. a. 12 b. 36 c. 144 d. 5
5. If P(9,r) = 3024, what is r? a. 0 b. 2
6. In a Christmas singing competition with 12 contestants, in how many ways can the organizer arrange the first three singers? a. 990 b. 1320 c. 1716 d. 132
7. In how many ways can 5 people be seated around a circular table? a. 12 b. 24 c. 36
8. If P(n, 4) = 5040, then what is n? a. 10 b. 8 c. 12 d. 9
9. Given X = P(n, n) and Y = P(n, n - 1), what can be concluded about X and Y? a. X < Y b. X = Y c. X = -Y d. X > Y