# Can You Find Out Real Number System?

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| By Afoland
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Afoland
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Quizzes Created: 1 | Total Attempts: 4,221
Questions: 10 | Attempts: 4,221

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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

A. Rational
Explanation
-5 is a whole number. Whole numbers, or integers (even negative) are part of the Rational set of numbers

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• 2.

### 155.33333333333

• A.

Rational

• B.

Irrational

A. Rational
Explanation
Any number that can be represented in decimal form as a repeating decimal is a Rational Number

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• 3.

### 6.125

• A.

Rational

• B.

Irrational

A. Rational
Explanation
Any number that can be represented by a decimal that terminates (just ends) is a Rational Number

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• 4.

### 3.141592653589....

• A.

Rational

• B.

Irrational

B. Irrational
Explanation
Any number that is represented by a non-terminating and non-repeating decimal is an Irrational Number

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• 5.

### √100

• A.

Rational

• B.

Irrational

A. Rational
Explanation
√100 is equal to the integer 10. Integers are Rational Numbers

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• 6.

### √45

• A.

Rational

• B.

Irrational

B. Irrational
Explanation
The √45 represents a non-perfect square. Non-perfect squares produce non-terminating and non-repeating decimals, thus making them Irrational Numbers

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• 7.

### ¾

• A.

Rational

• B.

Irrational

A. Rational
Explanation
¾ produces a terminating decimal so ¾ is a Rational Number

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• 8.

### 100

• A.

Rational

• B.

Irrational

A. Rational
Explanation
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.

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• 9.

• A.

Rational

• B.

Irrational

A. Rational
• 10.

• A.

Rational

• B.

Irrational