Mathematics - Probability - Compound Events - Permutations and combinations - Permutation or Combination?
12 problems: (1-3) Identify as permutation or combination, then calculate: '7 runners, how many ways for gold/silver/bronze?' (P), 'Choose 4 from 10 for a committee' (C), 'Arrange 4 letters from ABCDEF' (P). (4-5) Calculate: C(8,3), P(6,2). (6) 'How many 3-digit codes from digits 0-9 (no repeat)?' (