Chapter 6: Problem 5
A female executive selecting her wardrobe purchased two blazers, four blouses, and three skirts in coordinating colors. How many ensembles consisting of a blazer, a blouse, and a skirt can she create from this collection?
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Chapter 6: Problem 5
A female executive selecting her wardrobe purchased two blazers, four blouses, and three skirts in coordinating colors. How many ensembles consisting of a blazer, a blouse, and a skirt can she create from this collection?
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Describe each set in words. a. \(T^{c} \cap C^{c}\) b. \((T \cup C)^{c}\)
Over the years, the state of California has used different combinations of letters of the alphabet and digits on its automobile license plates. a. At one time, license plates were issued that consisted of three letters followed by three digits. How many different license plates can be issued under this arrangement? b. Later on, license plates were issued that consisted of three digits followed by three letters. How many different license plates can be issued under this arrangement?
Find \(n(A \cup B)\) given that \(n(A)=6, n(B)=10\), and \(n(A \cap B)=3 .\)
$$ \text { Verify each equation by direct computation. } $$ a. \(A \cap(B \cup C)=(A \cap B) \cup(A \cap C)\) b. \((A \cup B)^{c}=A^{c} \cap B^{c}\)
On a certain day, the Wilton County Jail held 190 prisoners accused of a crime (felony and/or misdemeanor). Of these, 130 were accused of felonies and 121 were accused of misdemeanors. How many prisoners were accused of both a felony and a misdemeanor?
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