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How many 4-letter passwords can be formed using the letters in the word "HONESTY" if the 4-letter password a) Begins with a vowel? b) Begins with a consonant? c) Begins with a consonant an

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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Question

How many 4-letter passwords can be formed using
the letters in the word "HONESTY" if the 4-letter password

a) Begins with a vowel?

b) Begins with a consonant?

c) Begins with a consonant and ends with a vowel?

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