1. A pianist plans to play 7 pieces at a recital
A pianist plans to play 7 pieces at a recital. How many ways can she arrange the program by playing these pieces in different orders? Select the correct answer.
5,040 49 7
128
823,543 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

2. How many ways can 5 blue marbles and 4 red marbles be arranged in a row? Select the correct answer.
126
362,880 20
2,880 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

3. Evaluate the expression: C (15, 4) Select the correct answer.
32,760
1,365
54,486,432,000 60
50,625 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

4. A violinist has practiced 12 pieces
A violinist has practiced 12 pieces. How many different combinations are possible if he chooses 5 of these pieces for a recital? Select the correct answer.
792
95,040
248,832 60 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

5. A pizza parlor offers 4 sizes of pizzas, 2 types of crust, and 12 different toppings. How many different pizzas can be made from these choices? Select the correct answer.
32,768 96
324
262,144 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50