CBSE Class 10 Mathematics (Basic) — Real Numbers

All previous year questions from Chapter: Real Numbers

4 questions found

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2026(4 questions)

1
1. The HCF of 960 and 432 is : (a) 48 (b) 54 (c) 72 (d) 36
1 mark· A· HCF by prime factorisation
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2. The natural number 2 is : (a) a prime number (b) a composite number (c) prime as well as composite (d) neither prime nor composite
1 mark· A· Prime and composite numbers
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3. For any natural number n, $6^n$ ends with the digit : (a) 0 (b) 6 (c) 3 (d) 2
1 mark· A· Units digit of powers
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26. Prove that $\sqrt{3}$ is an irrational number.
3 marks· C· Proof of irrationality of $\sqrt{3}$