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Permufaons and Comborm): 1. How many three-digit numbers with no repeating digits can be formed using the digits 0, 1, 2, 8, and 9? a) 100 b) 60 c) 48 cl) 125 2. In how many ways can the letters of the word SWEE?ERS be arranged in a row? a) 40 320 b) 20 160 c) 6720 d) 3360 3. How many five member committees containing two Conservatives, two New Democrats, and one Liberal can be formed from seven Conservatives, six New Democrats, and five Liberals? a) 6300 b) 3150 c) 1575 d) 8568 4. How many terms are in the expansion of (2x 5y2)11? a) 13 b) 12 c) 11 d) 10 5. What is a simplified expression for the third term in the expansion of (2x2 + 3y)7? a) 6048x1y2 b) 9072x8313 c) 12 096x10y2 d) 15 120958y3 6. The numbers 1 6 15 20 15 6 1 represent the seventh row in Pascal's Triangle. What is the sixth number in the next row? a) 1 b) 7 c) 21 d) 35 7. For six multiple choice questions, two answers are A, two answers are B, one answer is C, and one answer is D. a) How many answer keys are possible? b) List the possible answer keys if you know the answers to questions 3 and 5 are C and D, respectively