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Home Q & A Board Science-Related Homework Help Mathematics
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ohyeahcarrie ohyeahcarrie
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9 years ago
Three cable channels (95, 97, and 103) air quiz shows, comedies, and dramas. The numbers of shows aired are shown here.

Type of Show         Channel 95      Channel 97      Channel 103
Quiz Show               5            8               4
Comedy                  2            4               1
Drama                  2            2               4


If a show is selected at random, what is the probability that the show is on Channel 103 or it is a comedy?
A.15/32    
B.16/63    
C.1/2    
D.17/32    
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NursingGeek55NursingGeek55
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9 years ago
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Educator
9 years ago
Quote from: ohyeahcarrie (9 years ago)
D.17/32
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#3
9 years ago
Check this out for a full solution.
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#4
9 years ago
Rule for OR: P(A or B) = P(A) + P(B) -P(AndB)

P(A)= 9/32
P(B)=7/32
P(A and B)=1/32

9/32+7/32-1/32= 15/32
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