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Maths The World of Numbers Class 9 Chapter 3 (Ganita Manjari I) Assertion and Reason Questions

Assertion Reasoning Quiz · Class 9 · Maths · CBSE

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Chapter 3 Class 9 - The World of Numbers (Ganita Manjari I) | 6 questions | about 5 minutes

Practise The World of Numbers Class 9 Chapter 3 (Ganita Manjari I) with Teachoo's Assertion Reasoning Quiz (Class 9 · Maths · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 6
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Question 1 of 6
Higher-order reasoning
Assertion (A): The product of two irrational numbers is always irrational.
Reason (R): \(\sqrt{2}\times \sqrt{2}=2\).
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Question 2 of 6
Higher-order reasoning
Assertion (A): \(\sqrt{18}\) is irrational.
Reason (R): \(\sqrt{18}=3\sqrt{2}\), and the product of a non-zero rational number with an irrational number is irrational.
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Question 3 of 6
Assertion (A):
The absolute value of \(-\frac{5}{3}\) is exactly equal to the absolute value of \(\frac{5}{3}\).
Reason (R):
The absolute value of a rational number represents its distance from zero on the number line, which is always a non-negative value.
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Question 4 of 6
Assertion (A):
The decimal expansion of \(\frac{5}{13}\) is non-terminating and repeating.
Reason (R):
In the long division of a rational number, if the remainder never becomes 0, it must eventually repeat a previous remainder, causing a loop.
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Question 5 of 6
Assertion (A):
The algebraic equation \(x^{2}=-1\) has no solution within the set of Real Numbers.
Reason (R):
When any real number (positive, negative, or zero) is multiplied by itself, the result is always a non-negative number.
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Question 6 of 6
Higher-order reasoning
Assertion (A): The decimal expansion of \(\frac{15}{24}\) is non-terminating and repeating.
Reason (R): The denominator \(24\) contains the prime factor \(3\).
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