Question

If 0is invented by aryabhatt so how was 10 heads of Ravan been counted .

Answer 1

bcz jo ravan tha usne 10 asi sakti pai thi jo sbse alag thi. pure brahmand mai isi wjh se usee 10 sar wala kha jata hai.


or dusri bat ki uske 10 sir hai ye khi clarify ni kiya. hai...

Answer 2

Because at early age the county numbers were different as you can see at that time the zero was known as 'sunya' by different symbol.