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Education Math Exams (Math Triv) – Page 2

#21. Defined as the smallest integer that can be expressed as a sum of two positive integer cubes in n distinct ways.
A Perfect Cube numbers
B taxicab number
C Ramanujan Number
D Perfect number
Answer: taxicab number
#22. "There is no set whose cardinality is strictly between that of the integers and the real numbers"
A Riemann hypothesis
B Set Theory
C Continuum hypothesis
D Cardinality Hypothesis
Answer: Continuum hypothesis
#23. \(e^{i \pi} = \)
A infinity
B -1
C 1
D a+bi
Answer: -1
#24. The only regular polygons that tessellate.
A Triangles, squares and Rectangles
B Triangles, squares and hexagons
C rectangles, squares and hexagons
D Rhombus, squares and octagons
Answer: Triangles, squares and hexagons
#25. \( \sqrt{12345678987654321}\)
A 111111111
B 123456789
C 999999999
D 101010101
Answer: 111111111
#26. What mathematical symbol did math whiz Ferdinand von Lindemann determine to be a transcendental number in 1882?
A \(\pi\)
B \(\phi\)
C \(\tau\)
D \(\gamma\)
Answer: \(\pi\)
#27. What's a polygon with four unequal sides called?
A trapezium
B unequal parallelogram
C A kite
D A quadrilateral
Answer: A quadrilateral
#28. "giga" stands for ________.
A One billionth
B One trillion
C One billion
D One trillionth
Answer: One billion
#29. The National Metric Day
A December 10
B November 10
C September 10
D October 10
Answer: October 10
#30. \( 1^7 +7^7 +4^7+1^7 +7^7 +2^7 +5^7\) =
A 1, 234, 567
B 1, 111, 111
C 1, 765, 432
D 1, 741, 725
Answer: 1, 741, 725
#31. The largest prime number known as of 2020
A 282,589,933 − 1
B 282,589,933
C 1082,589,933 − 1
D 1082,589,933
Answer: 282,589,933 − 1
#32. In mathematics the name of the division sign is __________________.
A Obelus
B Divide
C Dot Dot
D Slash
Answer: Obelus
#33. What letter in alphabet does all prime numbers have in their name, except 2?
A a
B e
C i
D o
Answer: e
#34. A three digits integer, such that the sum of the cubes of its digits is equal to the number itself.
A Triple Number
B Armstrong Number
C pluperfect digital number
D plus number
Answer: Armstrong Number
#35. A special number whose sum of factorial of digits is equal to the original number.
A Original Number
B narcissistic number
C Strong number
D plus perfect number
Answer: Strong number
#36. Which of the following is a vampire number?
A 1260
B 1001
C 2060
D 1031
Answer: 1260
#37. The smallest palindromic number.
A 1
B 11
C 121
D 111
Answer: 1
#38. According to mathematicians there are how many ways to tie a tie?
A 123, 456
B 215, 336
C 177, 147
D 11, 253
Answer: 177, 147
#39. The only number that cannot be represented in a Roman Numerals.
A Zero
B eleven
C seven hundred
D ten thousand
Answer: Zero
#40. A mathematician who works in the field of geometry is a _____________.
A Geometrist
B Geomist
C Geometerisrt
D Geometer
Answer: Geometer
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