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A) How many permutations of 7 objects, taking 3 at a time? Group of answer choices:...

A) How many permutations of 7 objects, taking 3 at a time?

Group of answer choices: 210, 35, 5040, 6

B) How many ways can 4 books be arranged on a shelf, if they can be selected from 12 books?

C) How many ways can a committee of 4 people be selected from a group of 8 people?

D) If the letters A, B, C, D, E, and F are to be used in a five-letter code, how many different codes are possible if repetitions are permitted?

Math   Statistics-And-Probability   
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