How Much Do You Know About Numbers?

7 Questions | Total Attempts: 112

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Number Quizzes & Trivia

Think you are a numbers whiz? Prove it and take our brief quiz on numbers and number theory.


Questions and Answers
  • 1. 
    Which of the following numbers is a multiple of 3?
    • A. 

      173191

    • B. 

      222222

    • C. 

      914333

    • D. 

      333332

    • E. 

      None of the above

  • 2. 
    Which of the following numbers, when squared, is equal to the opposite of one?
    • A. 

      -1

    • B. 

      I

    • C. 

      -i

    • D. 

      Pi

    • E. 

      -pi

  • 3. 
    Which of the following sets is larger: the set of real numbers or the set of complex numbers?
    • A. 

      Real numbers

    • B. 

      Complex numbers

    • C. 

      Both are equally large

    • D. 

      Both contain an infinite number of elements so it is impossible to determine largeness

    • E. 

      They are the same set

  • 4. 
    If you add 1/4 + 1/5 + 1/6 ... indefinitely, you reach:
    • A. 

      1

    • B. 

      1/2

    • C. 

      Pi

    • D. 

      E

    • E. 

      Infinity

  • 5. 
    Which is true regarding prime numbers?
    • A. 

      As numbers increase the density of prime increases

    • B. 

      They are a finite set

    • C. 

      They exist for imaginary numbers

    • D. 

      They are exclusive to the natural numbers

    • E. 

      None of the above

  • 6. 
    Which of the following represents the sum of the numbers between 1 and 100?
    • A. 

      2000

    • B. 

      15000

    • C. 

      4525

    • D. 

      5050

    • E. 

      None of the above

  • 7. 
    Which of the following is true regarding division by zero?
    • A. 

      It results in the imaginary number

    • B. 

      It is undefined

    • C. 

      It is equal to infinity

    • D. 

      It is equal to zero

    • E. 

      None of the above