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Fundamentals of Mathematics

Basic Math

A collection of multiple-choice questions covering arithmetic, geometry, and number theory.

arithmetic geometry number theory
25 Questions Medium Ages 5+ Aug 19, 2026
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About this Study Set

This study set covers Basic Math through 25 practice questions. A collection of multiple-choice questions covering arithmetic, geometry, and number theory. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

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Browse all 25 questions from the Fundamentals of Mathematics study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is the sum of the first three prime numbers?
  • A 5
  • B 6
  • C 10
  • D 12
2 Which number is considered the only even prime number?
  • A 0
  • B 2
  • C 4
  • D 8
3 How many sides does a heptagon have?
  • A 5
  • B 6
  • C 7
  • D 8
4 What is the product of 12 and 13?
  • A 144
  • B 156
  • C 169
  • D 182
5 A straight angle measures exactly how many degrees?
  • A 90
  • B 180
  • C 270
  • D 360
6 Which mathematical constant is approximately equal to 3.14159?
  • A e
  • B phi
  • C pi
  • D gamma
7 How many millimetres are in one centimetre?
  • A 1
  • B 10
  • C 100
  • D 1000
8 What is the square root of 144?
  • A 10
  • B 11
  • C 12
  • D 14
9 Which of these numbers is a perfect square?
  • A 10
  • B 20
  • C 30
  • D 49
10 What is 25 percent of 200?
  • A 25
  • B 50
  • C 75
  • D 100
11 How many vertices does a cube have?
  • A 4
  • B 6
  • C 8
  • D 12
12 What is the result of 2 raised to the power of 5?
  • A 10
  • B 25
  • C 32
  • D 64
13 How many sides does a nonagon have?
  • A 7
  • B 8
  • C 9
  • D 10
14 Which is the smallest prime number greater than 10?
  • A 11
  • B 13
  • C 15
  • D 17
15 The perimeter of a square with a side length of 5cm is:
  • A 10cm
  • B 15cm
  • C 20cm
  • D 25cm
16 How many years are in a millennium?
  • A 10
  • B 100
  • C 500
  • D 1000
17 What is the value of 0 divided by 5?
  • A 0
  • B 5
  • C 1
  • D Undefined
18 Which number is the multiplicative identity?
  • A 0
  • B 1
  • C -1
  • D 10
19 What is the sum of the angles in a triangle?
  • A 90
  • B 180
  • C 270
  • D 360
20 How many grams are in a kilogram?
  • A 10
  • B 100
  • C 1000
  • D 10000
21 What is the next number in the sequence: 2, 4, 8, 16, ...?
  • A 20
  • B 24
  • C 32
  • D 48
22 Which shape has all sides of equal length and all interior angles equal to 90 degrees?
  • A Rhombus
  • B Trapezoid
  • C Square
  • D Parallelogram
23 How many minutes are in three hours?
  • A 120
  • B 150
  • C 180
  • D 210
24 What is the decimal equivalent of 1/2?
  • A 0.2
  • B 0.25
  • C 0.5
  • D 0.75
25 What is 15 percent of 100?
  • A 10
  • B 15
  • C 20
  • D 25
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