Favorable Extentions The employees of a company have four-digit extensions. Extensions
Chapter 8, Problem 51(choose chapter or problem)
Favorable Extentions The employees of a company have four-digit extensions. Extensions ending in 00 are considered favorable because they are easy to remember. Suppose extensions are given out randomly and digits can be repeated. (a) What is the probability of having a favorable extension? (b) What is the probability of having a favorable extension if the first digit cannot be 0?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer