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NAME: PERIOD: PRACTICE QUIZ Permutations, Combinations and Scientific Notation A. Permutations and Combinations (various point values) 1) Sally, Teresa, and Vicki are the final 3 contestants in the spelling bee. List ALL possible ways the final standings could be. (2 points for listing ALL the ways) 2) Coach Turnbull must choose 4 of his track members to run in the relay race. There are 15 students on the track team. How many different permutations for the relay race are possible? (2 points for correct answer) 3) Mr. Seidel asks his homeroom to line up in the hallway by the lockers to get ready to go to the auditorium. There are 13 students in his homeroom. How many different ways could the students arrange themselves in the hallway? (2 points for correct answer) 4) Keith has room for 3 of his friends to ride in his mom’s car on the way to their little league game. Five of his friends (Jim, Ken, Mike, Paul, and Tom) want to ride with him. How many different combinations of friends could ride with Keith? (3 points for listing ALL the ways) NAME: PERIOD: 5) Two coins are flipped and the spinner is spun. How many different outcomes are there? (2 points for correct answer) 1 2 8 3 7 4 6 5 6) Exeter, Mifflin, Reading, and Wilson are all in the same division for baseball. Each team will play the other team TWICE. How many division games will be played? (3 points for listing ALL ways) 7) Coach Seidel must select 4 more players for his basketball squad. He must choose from the remaining 6 tryouts (Amy, Beth, Cindy, Debbie, Elle, and Faith) How many different combinations of players could he select? (3 points for listing ALL ways) 8) The Olive Garden allows you to create your own 3-item appetizer. You may choose from mushrooms, calamari, mozzarella sticks, ravioli, and chicken tenders. How many different combinations are possible? (3 points for listing ALL ways) NAME: PERIOD: B. Writing numbers in Scientific Notation. (2 points each) 9) 0.00348 12) 9 10) 450,000 13) 21,060,000 11) 0.01029 C. Writing numbers in Standard Notation. (2 points each) 14) 7.11 × 105 17) 1.9 × 10-2 15) 3.76 × 100 18) 8.5 × 10-4 16) 4.04 × 107 Extra Credit: (2 points) You will be asked a question that involves both permutations/combinations and probability.