NCERT · Class 6 · Mathematics · Knowing Our NumbersWhich Hindu-Arabic numeral is represented by the Roman numeral 'XC'?
Step-by-Step Solution
In Roman numerals, X = 10 and C = 100. Since X is written before C, it means 100 - 10 = 90.
Detailed Options Breakdown
Option : 90 (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: 110
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Knowing Our Numbers.
Option 2: 40
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Knowing Our Numbers.
Option 3: 60
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Knowing Our Numbers.
💡 Study Guide: This question tests core syllabus concepts from Knowing Our Numbers. For formulas, key summaries, and mock exam reference guides, read the full Knowing Our Numbers Revision Notes.