A certain sum in a certain time becomes Rs. 800 at the rate of 12.5% per annum simple interest and the same sum amounts to Rs. 500 at the rate of 5% per annum simple interest in the same time. Find the sum and the time.
1
Rs. 250, 5 years
2
Rs. 300, \(13\frac{1}{3}\) years
3
Rs. 200, 4 years
4
Rs. 450, \(13\frac{1}{3}\) years
5
None of these