Question

0 is discovered after the ramayan then how old people said. ravan has 10 head​

Answer 1

Answer:

If Aryabhatta invented 0, then how did we know that Ravana had 10 heads? ravana was there from long back in history right before from aryabhatta invented zero. Ravana has 10 head, Kauravas were 100 and Sahastrarjun had 1000 years before invented zero.