Set Theory

Which Statement is true

• Fred ∊ A

• Dawn ∉ B

• Stan ∈ C

• Kelly ∉ A

Which Statement is not true?

• Evelyn ∉ B

• Mark ∉ C

• Tom ∈ B

• Val ∈ A

The Cardinality of C is _____.

Which is a subset of B?

• {Kelly, Rick, Tom}

• {Dawn, Fred, Stan}

• {Nate, Mark, Val, Zane}

• {Dawn, Fred, Paul, Rick}

Which is not a subset of A?

• {Dawn, Jim, Mark}

• {Helen, Kelly, Stan}

• {Dawn, Kelly, Lisa, Stan}

• {Betty, Gina, Lisa, Val}

Which of these is a subset of A, B and C?

• {Dawn, Kelly, Mark}

• { }

• {Mark, Jim, Tom}

• {Dawn, Jim, Stan}

Which is a proper subset of C?

• U

• Amy, Dawn, Fred, Gina, Helen, Jim, Mark, Stan, Tom}

• {Amy, Dawn}

• {Gina, Helen, Kelly}

The cardinality of the universal set is _____.

How many subsets does a set with 9 elements have?

A set has a total of 4096 subsets. What is the Cardinality of the set?