A sum of Rs. 15,500 amounts to Rs. 19,189 in \(3\frac{1}{2}\) years at a certain rate per cent per annum, at simple interest. The simple interest on the same sum at the same rate for \(6\frac{2}{3}\) years will be (nearest to a Rs.):
1
Rs. 8,060
2
Rs. 7,012
3
Rs. 8,057
4
Rs. 7,027
5
Not Attempted