Roman numerals originated, as the name might suggest, in ancient Rome. There are seven basic symbols: I, V, X, L, C, D and M. … The numerals developed out of a need for a common method of counting, essential to communications and trade. Counting on one’s fingers got out of hand, so to speak, when you reached 10.
Answer:
प्रमुख समस्यायें
जल प्रदूषण
वायु प्रदूषण
ध्वनि प्रदूषण
भूमि प्रदूषण
जनसंख्या वृद्धि और पर्यावरण की गुणवत्ता
Roman numerals originated, as the name might suggest, in ancient Rome. There are seven basic symbols: I, V, X, L, C, D and M. … The numerals developed out of a need for a common method of counting, essential to communications and trade. Counting on one’s fingers got out of hand, so to speak, when you reached 10.