Permutation or Combination

How many ways can 4 candy bars be chosen from a store that sells 30 candy bars?

• Permutation

• Combination

How many ways can 13 students line up for lunch?

• Permutation

• Combination

How many ways can you make a 3-letter arrangements out of the letters in the word

TRAPEZOID.

• Permutation

• Combination

How many ways can you choose 2 books from a

shelf of 40 books?

• Permutation

• Combination

Simplify the expression 9C6

• 84

• 54

• 24

• 124

Calculate ₈P₂

Mathematical Equivalence

OFF

How many ways can 8 runners finish in the top 3 places where the prizes for 1^st, 2^nd, and 3^rd are all different and matter?

Mathematical Equivalence

ON

Calculate the following:

₁₂P₅

Mathematical Equivalence

ON

In a Permutation the order of the outcomes ​ ​ (a)   , but in a Combination the order​ (b)  

• matters

• doesn't matter

How many ways can 12 swimmers finish in first,

second, and third place?

• Permutation

• Combination