Assertion and reason — task. Maths CBSE Live product, Class 8 (2026-27).

Read the following assertion(A) and reason(R) carefully, and choose the correct answer.

Assertion(A): The Hardy- Ramanujan number \(1729\) can be written as the sum of cubes of two numbers in two distinct ways.

Reason(R): The cube of an odd natural number is always an odd number.

Assertion(A) is true but reason(R) is false.
Both assertion(A) and reason(R) are true and reason (R) is the correct explanation of assertion(A).
Assertion(A) is false but reason(R) is true.
Both assertion(A) and reason(R) are true but reason(R) is not the correct explanation of assertion(A).

Did you find an error?

3. Assertion and reason