Question

There are 9 children playing in a playground. In a game, they all have to stand in a line such that the youngest child is at the beginning of the line. How many ways can the children be arranged in the line?

a. 40,320
b. 362,880
c. 16,777,216
d. 387,420,489

Answer 1

\[9x8x7x6x5x4x3x2x1= 362,880\]

Answer 2

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