Adaptive Practice
Number Systems
10 questions • Earn up to 95 XP • First attempt — go for 100%!
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Question 1 of 10
⏱ 0:30
Easy
Which of the following is a rational number?
Easy
What is the decimal representation of the rational number 7/20?
Easy
Which of the following numbers is an irrational number?
Medium
If p and q are integers and q ≠ 0, which of the following always represents a rational number?
Easy
Which of the following is NOT a whole number?
Medium
The decimal expansion of which type of rational number terminates?
Medium
What is the sum of an irrational number and a rational number?
Easy
Which of the following statements is TRUE?
Easy
Express 0.333... (repeating) as a fraction.
Hard
Which of the following is the correct representation of the set of all rational numbers?