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Mathematics

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Quiz 1: Real number system

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Which number is an irrational number?

    9\sqrt{9}

    49\sqrt{49}

    100\sqrt{100}

    120\sqrt{120}

  • 2. Multiple Choice
    30 seconds
    1 pt

    Which statement is NOT true?

    Every rational number is a real number.

    Every natural number is a whole number.

    Every integer is a rational number.

    Every whole number is a natural number.

  • 3. Multiple Choice
    30 seconds
    1 pt
    Which of the following statements is always true?
    All integers are whole numbers
    all rational numbers are integers
    some whole numbers are not rational numbers
    all whole numbers are integers
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