7) From a club of 21 people, in how many ways can a group of four members be selected? 8) A four-person committee is to be elected from an organization's membership of 13 people. How many different committees are possible? 9) The ski club with nine members is to choose three officers captain, co-captain & secretary, how many ways can those offices be filled?

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 40SE: A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in...
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help pleaseee , question: 7-10
7)
From a club of 21 people, in how many ways can a group of four members be selected?
8)
A four-person committee is to be elected from an organization's membership of 13
people. How many different committees are possible?
9)
The ski club with nine members is to choose three officers captain, co-captain & secretary,
how many ways can those offices be filled?
10) For a segment of a radio show, a disc jockey can play 7 songs. If there are 14 songs to
select from, in how many ways can the program for this segment be arranged?
Transcribed Image Text:7) From a club of 21 people, in how many ways can a group of four members be selected? 8) A four-person committee is to be elected from an organization's membership of 13 people. How many different committees are possible? 9) The ski club with nine members is to choose three officers captain, co-captain & secretary, how many ways can those offices be filled? 10) For a segment of a radio show, a disc jockey can play 7 songs. If there are 14 songs to select from, in how many ways can the program for this segment be arranged?
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