Q1. India’s contribution to Mathematics includes
- Number system
- Decimal system
- Concept of zero
(a) 1, 2 & 3
(b) 1 & 2
(c) 2 & 3
(d) 1 & 3
(UPSC Prelims 1987)
Answer: (c) 2 & 3
Explanation: India made pioneering contributions to the Decimal system and the Concept of zero, both of which revolutionized mathematics globally. While the number system evolved across civilizations, India’s unique role lies in formalizing zero and decimal notation, making option (c) the most accurate.