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Praxis I Math Exam Prep

Category - Mathematics

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Sally, Nick, Bobby, and Kenny are standing in a line. How many different ways can they be ordered?

Explanation

Answer: C - Sally, Nick, Bobby, and Kenny can be ordered 24 different ways in line. You get the answer by multiplying 4 by each number that precedes it. Since there are 4 children, then 4 x 3 x 2 x 1 = 24.

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