1. The Rotary Club and the Jaycess Club had a joint Christmas party. 120 members of the Rotary Club attended and 100 members of the Jaycees Club also attended but 30 of those who attended are members of both clubs. How many persons attended the Christmas party?
1. The Rotary Club and the Jaycess Club had a joint Christmas party. 120 members of the Rotary Club attended and 100 members of the Jaycees Club also attended but 30 of those who attended are members of both clubs. How many persons attended the Christmas party?
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:1. The Rotary Club and the Jaycess Club had a joint
Christmas party. 120 members of the Rotary
Club attended and 100 members of the Jaycees
Club also attended but 30 of those who attended
are members of both clubs. How many persons
attended the Christmas party?
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