Real Numbers

Which statement is NOT true?

• Every integer is a real number.

• Every counting number is an integer.

• Every integer is a rational number.

• Every decimal number is an irrational number.

Which does NOT represent a rational number?

• √100

• √144

• √90

• 0.8̅

Which number is an irrational number?

• √40

• √49

• √100

• √9

A square has an area of x square units. x is a whole number that is a perfect square. What set of numbers best describes the length of the side of the square?

• Rational Numbers

• Whole Numbers

• Integers

• Irrational Numbers

• {6, -3, 1.25}

• {8, 4, 0.5}

• {-8, 4/3, √16, 25}

• {16/4, -8, 7,√9}

Which of the following represents a set of irrational numbers?

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Which statement is true?

• 0.121212… is a rational number.

• 0.34353637 is an irrational number.

• 8.14 is an integer.

• 5.12345 is an irrational number.

Which of the following is NOT a subset of the rational numbers?

• Integers

• Whole Numbers

• Perfect square integers

• Irrational numbers

• None of them

• All of them

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Edie was asked to create a set of numbers so that 2 were integers, 2 were rational numbers that were not integers, and 2 were irrational numbers. Which of the following sets would satisfy the criteria for Edie’s set?

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