How much do you know about numbers?

8 Questions  I  102 Attempts  I  Created By samb 1765 days ago
Think you are a numbers whiz? Prove it and take our brief quiz on numbers and number theory.

Question Excerpt From How much do you know about numbers?
 Q.1) Which of the following numbers is a multiple of 3?
 A. 173191
 B. 222222
 C. 914333
 D. 333332
 E. None of the above
 Q.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
 Q.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
 Q.4) If you add 1/4 + 1/5 + 1/6 ... indefinitely, you reach:
 A. 1
 B. 1/2
 C. pi
 D. e
 E. Infinity
 Q.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
 Q.6) The number 0.69696969... repeating is a
 Q.7) 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
 Q.8) 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

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