Can You Find Out Real Number System?
This quiz is designed to test your knowledge of the set of Real numbers including rational and irrational numbers
- 1.
-5
- A.
Rational
- B.
Irrational
Correct Answer
A. RationalExplanation
-5 is a whole number. Whole numbers, or integers (even negative) are part of the Rational set of numbersRate this question:
-
- 2.
155.33333333333
- A.
Rational
- B.
Irrational
Correct Answer
A. RationalExplanation
Any number that can be represented in decimal form as a repeating decimal is a Rational NumberRate this question:
-
- 3.
6.125
- A.
Rational
- B.
Irrational
Correct Answer
A. RationalExplanation
Any number that can be represented by a decimal that terminates (just ends) is a Rational NumberRate this question:
-
- 4.
3.141592653589....
- A.
Rational
- B.
Irrational
Correct Answer
B. IrrationalExplanation
Any number that is represented by a non-terminating and non-repeating decimal is an Irrational NumberRate this question:
-
- 5.
√100
- A.
Rational
- B.
Irrational
Correct Answer
A. RationalExplanation
√100 is equal to the integer 10. Integers are Rational NumbersRate this question:
-
- 6.
√45
- A.
Rational
- B.
Irrational
Correct Answer
B. IrrationalExplanation
The √45 represents a non-perfect square. Non-perfect squares produce non-terminating and non-repeating decimals, thus making them Irrational NumbersRate this question:
-
- 7.
¾
- A.
Rational
- B.
Irrational
Correct Answer
A. RationalExplanation
¾ produces a terminating decimal so ¾ is a Rational NumberRate this question:
-
- 8.
100
- A.
Rational
- B.
Irrational
Correct Answer
A. RationalExplanation
The given answer is "Rational." However, without any context or additional information, it is not possible to determine the exact reason behind this answer. It could be related to a mathematical concept, where a rational number is a number that can be expressed as a fraction or a ratio of two integers. Alternatively, it could be referring to a logical or reasonable explanation for something. Without further details, it is difficult to provide a specific explanation.Rate this question:
-
- 9.
-8.0
- A.
Rational
- B.
Irrational
Correct Answer
A. Rational -
- 10.
0.6243987469501893...
- A.
Rational
- B.
Irrational
Correct Answer
B. IrrationalExplanation
The given number 0.6243987469501893... is irrational because it cannot be expressed as a fraction of two integers. Irrational numbers are numbers that cannot be written as a simple fraction or a ratio of two integers. The given number has a non-repeating and non-terminating decimal representation, indicating its irrationality.Rate this question:
-
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
Mar 21, 2023Quiz Edited by
ProProfs Editorial Team -
Oct 07, 2009Quiz Created by
Afoland