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26 November, 22:03

How many permutations exist of the letters a, b, c, d taken four at a time?

A. 24

B. 12

C. 4

+1
Answers (2)
  1. 26 November, 22:07
    0
    24

    4*3*2*1

    its just 4! very simple math
  2. 26 November, 22:09
    0
    The correct answer is A) 24

    4*3*2*1=24
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