CTET PAPER II 2018 · PYQ · Square Roots · medium
The value of √(91 + √(70 + √121)) is—
Answer
The correct answer is B: 10. Solving from innermost: √121 = 11. Then √(70 + 11) = √81 = 9.
- A.9
- B.10✓ Correct
- C.11
- D.12
Solving from innermost: √121 = 11. Then √(70 + 11) = √81 = 9. Finally √(91 + 9) = √100 = 10. So the answer is 10. This requires nested square root simplification.
💡
Practice unlimited CTET PAPER II PYQs + AI-tracked progress on each topic.
Sign up free →More Square Roots questions
Want more CTET PAPER II practice?
Free daily 10-Q quiz · adaptive mocks · 49,000+ practice questions (19,000+ verified PYQs) · AI doubt solver in Hindi + English