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3 years ago

12

Decide if this is a combination or permutation and then answer the question. Minnie has 4 different stamps. She needs 3 to mail

a large letter. How many ways can she pick the 3 that will be used?(pick two)
A. combination
B. permutation
C. 4
D. 3
E. 24
F. 12

1 answer:

Sergio039 [100]3 years ago

7 0

It is a combination, becasue the order does not matter

C (4,3) = 4! / [3! (4-3)!] = 4

Answer: A and C.

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