1) What is the value of 8! a) 40320 b) 362880 c) 36 d) 5040 2) Find the number of words, with or without meaning, that can be formed with the letters of the word ‘CHAIR’. a) 5 b) 120 c) 3125 d) 25 3) Solve P (20,2). a) 20 b) 6840 c) 380 d) 116280 4) How many ways can two jellybeans be chosen from a bag of 15 unique jellybeans. a) 15C2=105 b) 15 x 2 = 30 c) 15P2=210 d) 100 ways 5) Eva has eight glasses of water. In how many different orders can the glasses of water be arranged? a) 8 b) 8! c) 64 d) 56 6) How many ways can you arrange 2 letters from the word SQUARE? a) 30 b) 320 c) 140 d) 45 7) How many outfits are possible with 5 pairs of jeans, 8 t-shirts, and 2 pairs of shoes?S Q U A R E? a) 15 b) 80 c) 40 d) 10 8) How many 2-digit numbers can you make using the digits 1, 2, 3, & 4 without repeating the digits? a) 90 b) 12 c) 100 d) 24 9) Solve 12P4. a) 24 b) 1320 c) 132 d) 11880 10) Solve 12C3. a) 0 b) 120 c) 220 d) 1140 11) Solve 15C2. a) 15 b) 455 c) 105 d) 1365 12) A group of 8 swimmers are swimming in a race. Prizes are given for first, second, and third place. How many different outcomes can there be? a) 336 b) 24 c) 56 d) 5040 13) Four students need to be selected from a class of 15 to help clean up the campus. How many different ways can the 4 students be chosen? a) 32760 b) 1365 c) 60 d) 40320 14) Four students need to be selected from a class of 15 to help clean up the campus. How many different ways can the 4 students be chosen, if the only two girls refuse to help?ents be chosen? a) 715 b) 120 c) 1365 d) 548 15) When ordering a pizza, you can choose 2 toppings from the following: mushrooms, olives, pepperoni, pineapple, and sausage. How many different types of pizza can you order? a) 10 b) 30 c) 20 d) 15 16) A Mathematics test contains five different questions labeled A, B, C, D, and E. You are supposed to choose 2 to answer. How many different ways are there to do this? a) 5 b) 10 c) 15 d) 20 17) An election ballot asks voters to select three city commissioners from a group of six candidates. In how many ways can this be done? a) 720 b) 20 c) 120 d) 6 18) A committee that consist of 6 teachers is to be chosen from 4 male teachers and 5 female teachers. Find the number of different committee that can be formed if 3 male teachers and 3 female teachers are required in the committee. a) 120 b) 84 c) 60 d) 40 19) 7P2 a) 0 b) 42 c) 7 d) 210 20) 25C1 a) 25 b) 300 c) 50 d) 230

Permutation and Combination

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