AR - Different number systems — task. Maths CBSE Live product, Class 8 (2026-27).

Assertion (A):

The invention of zero was necessary for the development of modern positional number system

Reason (R):

Zero is the smallest positive integer used in counting sets of objects.

Choose the correct answer:

Assertion is true, but Reason is false
Both Assertion and Reason are true, and Reason is not the correct explanation of Assertion.
Assertion is false, but Reason is true
Both Assertion and Reason are true, and Reason is the correct explanation of Assertion.

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10. AR - Different number systems

Question: