How many permutations can be formed from all of the letters of the word HOUSTON?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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How many permutations can be formed from all of the letters of the word HOUSTON?
Expert Solution
Step 1: Information given is

Given word is "HOUSTON"

Total no. of letters in the given word = 7

No. of times letter "O" repeated=2

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