In how many ways: a. Can 8 people be lined up to get on a bus? b. Can they be seated if 4 specific persons, among 8, insist on following each other? c. Can they be seated if 2 specific persons, among 8, refuse to follow each other, how many ways are possible?
In how many ways: a. Can 8 people be lined up to get on a bus? b. Can they be seated if 4 specific persons, among 8, insist on following each other? c. Can they be seated if 2 specific persons, among 8, refuse to follow each other, how many ways are possible?
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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Transcribed Image Text:In how many ways:
a. Can 8 people be lined up to get on a bus?
b. Can they be seated if 4 specific persons, among 8, insist on following each other?
c. Can they be seated if 2 specific persons, among 8, refuse to follow each other, how many ways are
possible?
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