Permutations and Combinations

How many ways can you arrange 10 books on a shelf?

• 10

• 100

• 50

• 3,628,800

How many different arrangements can be made from WATER?

• 5

• 120

• 10

• 0

How many different arrangements can be made from MATH?

• 10

• 0

• 6

• 24

How many different arrangements can be made from COLLEGE?

• 28

• 720

• 5040

• 35280

How many ways could you choose 2 different letters from SCHOOL?

• 15

• 120

• 10

• 360

How many ways could you choose 2 different letters from PROBABILITY?

• 3,628,800

• 28

• 55

• 403,200

Simply the expression: 9P4

• 36

• 120

• 35

• 3024

Simplify the expressions 6P5

• 1

• 30

• 720

• 6

Simplify the expression 5C2

• 20

• 10

• 120

• 60

Simplify the expression 9C6

• 84

• 54

• 24

• 124