Combinations Quiz

Name: ______________________   Date: __________   Score: ____ / 10

10 questions. Calculator allowed. Show your working. steplyclass.com/probability/combinations/quiz/

1. 1

   Calculate 5C2
   1. A) 2
   2. B) 10
   3. C) 5
   4. D) 20

2. 2

   Calculate 4C2

   Answer: ____________________

3. 3

   Calculate 6 choose 2
   1. A) 2
   2. B) 15
   3. C) 6
   4. D) 30

4. 4

   Calculate 8C3

   Answer: ____________________

5. 5

   Calculate 9C2
   1. A) 72
   2. B) 9
   3. C) 36
   4. D) 2

6. 6

   A coach picks 3 of 8 players for a team. How many different teams are there?

   Answer: ____________________

7. 7

   6 friends meet. Each pair shakes hands once. How many handshakes are there?

   Answer: ____________________

8. 8

   Calculate 10C3

   Answer: ____________________

9. 9

   Calculate 10C4
   1. A) 210
   2. B) 4
   3. C) 5040
   4. D) 10

10. 10

    Maya picks 3 of her 7 books for a trip. How many ways can she pick?

    Answer: ____________________