54 A spinner contains two halves, one yellow and one purple. If Bob spins the spinner three times, what is the probability that Bob spins yellow at least two times? n O 01/2 0}

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter12: Angle Relationships And Transformations
Section: Chapter Questions
Problem 125CUR
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please answer both: please provide an explanation: 

54
A spinner contains two halves, one yellow and one purple. If Bob spins the spinner three
times, what is the probability that Bob spins yellow at least two times?
n
0/0
0}}/
Transcribed Image Text:54 A spinner contains two halves, one yellow and one purple. If Bob spins the spinner three times, what is the probability that Bob spins yellow at least two times? n 0/0 0}}/
55
Jeff has 2 blue pens and 1 red pen. He also has 3 red notebooks and 2 black notebooks. If
one pen and one notebook are chosen, what is the probability that Jeff will have a red pen or
a red notebook?
Assume the choice of pen is independent of the choice of notebook.
11
15
14
15
15
Transcribed Image Text:55 Jeff has 2 blue pens and 1 red pen. He also has 3 red notebooks and 2 black notebooks. If one pen and one notebook are chosen, what is the probability that Jeff will have a red pen or a red notebook? Assume the choice of pen is independent of the choice of notebook. 11 15 14 15 15
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