Free Study Material
Important Questions
Exam-focused, chapter-wise questions with marks — practise these after finishing each chapter.
Chapter names follow the current NCERT Class 10 textbooks. Always check the latest CBSE syllabus for deleted/added topics.
- Find the HCF and LCM of 96 and 404 by prime factorisation. Verify HCF × LCM = product of the numbers. 3 marks
- Prove that √5 is irrational. 3 marks
- Prove that 3 + 2√5 is irrational, given that √5 is irrational. 3 marks
- Check whether 6ⁿ can end with the digit 0 for any natural number n. Give reason. 2 marks
- The HCF of two numbers is 9 and their LCM is 360. If one number is 45, find the other. 2 marks
Practise with the official sample papers and previous year papers too. Need answers explained? Book a free demo with one of our tutors.
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