There are five roads from Wilton to Norwalk and four roads from Norwalk to Darien. If Kristina drives from Wilton to Darien and back, passes through Norwalk in both directions, and does not travel any road twice, how many different routes are possible for the round trip?

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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There are five roads from Wilton to Norwalk and four roads from Norwalk to Darien. If Kristina drives from Wilton to Darien and
back, passes through Norwalk in both directions, and does not travel any road twice, how many different routes are possible for the
round trip?
A) 240
B) 160
16
32
Transcribed Image Text:There are five roads from Wilton to Norwalk and four roads from Norwalk to Darien. If Kristina drives from Wilton to Darien and back, passes through Norwalk in both directions, and does not travel any road twice, how many different routes are possible for the round trip? A) 240 B) 160 16 32
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