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- 1. Multiple-choice30 seconds1 ptWhat is the value of 8!40320363628805040
- 2. Multiple-choice3 minutes1 pt
Find the number of words, with or without meaning, that can be formed with the letters of the word ‘CHAIR’.
5
3125
120
25
- 3. Multiple-choice3 minutes1 pt20P2203806840116280
- 4. Multiple-choice2 minutes1 ptWhat does 10P5 mean?Permutations with 5 choices and 10 positionsPermutations with 10 choices and 5 positionsPermutations with 5 numbers and 10 operationsPermutations with 5 hot dogs and 10 drinks
- 5. Multiple-choice1 minute1 ptHow many ways can two jellybeans be chosen from a bag of 15 unique jellybeans.15C2=10515P2=21015 x 2 = 30100 ways
- 6. Multiple-choice1 minute1 ptEva has eight glasses of water. In how many different orders can the glasses of water be arranged?8648!56
- 7. Multiple-choice3 minutes1 pt
How many ways can you arrange 2 letters from the word
S Q U A R E?3014032045 - 8. Multiple-choice3 minutes1 pt
How many outfits are possible with 5 pairs of jeans, 8 t-shirts, and 2 pairs of shoes?
15
40
80
10
- 9. Multiple-choice3 minutes1 ptHow many 2-digit numbers can you make using the digits 1, 2, 3, & 4 without repeating the digits?901001224
- 10. Multiple-choice2 minutes1 ptWhat is the formula for Permutations?n!n!∕(n-r)!n!∕(n-r)! r!r!∕(r-n)! n!
- 11. Multiple-choice3 minutes1 ptWhat is the formula for Combinations?n!∕(n-r)! r!n!∕(n-r)!r!∕(r-n)! n!n!
- 12. Multiple-choice3 minutes1 pt12P424132132011880
- 13. Multiple-choice2 minutes1 pt12C3012201140
- 14. Multiple-choice2 minutes1 pt15C2151054551365
- 15. Multiple-choice1 minute1 ptHow many ways ways can you arrange the letters in the word math?15424
- 16. Multiple-choice1 minute1 ptWhat does the P stand for in nPr?PartnersPositionsPapersPermutations
- 17. Multiple-choice2 minutes1 pt6!120720504040320
- 18. Multiple-choice1 minute1 pt13C0011326
- 19. Multiple-choice1 minute1 pt25C12550300230
- 20. Multiple-choice1 minute1 pt14C140114196
