QUIZ 2

Which of the following is a verbal description of the set {2, 4, 6, 8}?

• The set of all even numbers

• The set of all even numbers between 1 and 9

• The set of all whole numbers

• The set of all odd numbers less than 10

What is the roster form of the set described as “the set of vowels in the English alphabet”?

• {A, B, C, D, E}

• {A, E, I, O, U}

• {B, D, F, H}

• {a, e, i, o, u, y}

Which of the following is a set-builder notation for the set {2, 4, 6, 8, 10}?

• {x | x is an odd number less than 11}

• {x | x is a multiple of 2 and x < 11}

• {x | x > 2}

• {x | x is a factor of 10}

Which of the following is a finite set?

• The set of all stars in the universe

• The set of all natural numbers

• The set of fingers on a human hand

• The set of integers

Which of the following is an infinite set?

• The set of months in a year

• The set of even numbers

• The set of primary colors

• The set of basketball players in a tea

Which of the following is a null (empty) set?

• {0}

• {x | x is a cat that can speak English}

• {x | x is a number less than 2 and greater than 10}

• Both B and C

What is the verbal description of this set: {x | x is a letter in the word “MATH”}?

• The set of letters that from the alphabet

• The set of numbers from the word “MATH"

• The set of letters in the word “MATH"

• The set of vowels in the word “MATH"

Which set is described by the roster form: {1, 4, 9, 16, 25}?

• The set of even numbers

• The set of square numbers less than 30

• The set of prime numbers

• The set of multiples of 3

Identify the type of set: {x | x is a real number greater than 5}

• Finite Set

• Null Set

• Infinite Set

• Singleton Set

Which of the following correctly represents a null set in roster form?

• {}

• Ø

• Both A and B

• {0}