# Chapter 11 - Cumulative Test for Chapters 9-11 - Page 845: 38

$453,600$ distinguishable permutations.

#### Work Step by Step

2 B's, 2 A's, 2 L's, 1 S, 1K, 1 E, 1T. Total: 10 letters. $\frac{10!}{2!\times2!\times2!\times1\times1\times1\times1}=\frac{10\times9\times8\times7\times6\times5\times4\times3\times2\times1}{8}=453,600$

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