1. CHEERLEADING The cheerleading squad is made up of 12 girls. A captain and a co-captain are selected at random. What is the probability that Chantel and Clover are chosen as leaders?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.6: The Algebra Of Matrices
Problem 42E
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Example 1
3
1. CHEERLEADING The cheerleading squad is made up of 12 girls. A captain and a
co-captain are selected at random. What is the probability that Chantel and Clover
are chosen as leaders?
2. BOOKS You have a textbook for each of the following subjects: Spanish,
English, Chemistry, Geometry, History, and Psychology. If you choose
4 of these books at random to arrange on a shelf, what is the probability that
the Geometry textbook will be first from the left and the Chemistry textbook
will be second from the left?
4
3. RAFFLE Alfonso and Cordell each bought one raffle ticket at the state fair. If
50 tickets were randomly sold, what is the probability that Alfonso got ticket 14
and Cordell got ticket 23?
4. CONCERT Nia and Ciro are going to a concert with their high school's key club. If
they choose a seat in the row below at random, what is the probability that Ciro
will be in seat C11 and Nia will be in C12?
5
CG C7 cs c9 cio C C12 C13 CIa Cis Ci6 cn
ca Cio C1 C12 Ci3 C14 C15 CI6 CI7
Examples 2 and 3
5. PHONE NUMBERS What is the probability that a 7-digit telephone number
generated using the digits 2, 3, 2, 5, 2, 7, and 3 is the number 222-3357?
6.
8 us O i 10:49
Transcribed Image Text:A Algebra Cal x O prob+ per+c x * Search Res E prob+per+c x mult+rul+pr x| B mult+rul+pr x 6 E Union inters x b My Questior x G alfonso and x + Union+inter x O File | /media/fuse/drivefs-ee1cob74ff266d27f4a46eb1058dc6e9/root/prob+per+com.pdf = prob+per+com.pdf 5 / 6 | 100% + Name Periad Date Practice O Go Online You can complete your homework online. Example 1 3 1. CHEERLEADING The cheerleading squad is made up of 12 girls. A captain and a co-captain are selected at random. What is the probability that Chantel and Clover are chosen as leaders? 2. BOOKS You have a textbook for each of the following subjects: Spanish, English, Chemistry, Geometry, History, and Psychology. If you choose 4 of these books at random to arrange on a shelf, what is the probability that the Geometry textbook will be first from the left and the Chemistry textbook will be second from the left? 4 3. RAFFLE Alfonso and Cordell each bought one raffle ticket at the state fair. If 50 tickets were randomly sold, what is the probability that Alfonso got ticket 14 and Cordell got ticket 23? 4. CONCERT Nia and Ciro are going to a concert with their high school's key club. If they choose a seat in the row below at random, what is the probability that Ciro will be in seat C11 and Nia will be in C12? 5 CG C7 cs c9 cio C C12 C13 CIa Cis Ci6 cn ca Cio C1 C12 Ci3 C14 C15 CI6 CI7 Examples 2 and 3 5. PHONE NUMBERS What is the probability that a 7-digit telephone number generated using the digits 2, 3, 2, 5, 2, 7, and 3 is the number 222-3357? 6. 8 us O i 10:49
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