Question

A certain sum is invested for T years. It amounts to Rs.
400 at 10% per annum. But when invested at 4% per
annum, it amounts to Rs. 200. Find the time (T)?
1) 39 years
2) 41 years
3) 45 years
4) 50 years
5) None of these​

Answer 1

Answer:

ummn yea hey okey

Explanation:

ummn 41 years