The triangular side walls of a flyover have been used for advertisements. The sides of the walls are \(10\ m\), \(14\ m\) and \(14\  m\). The advertisements yield an earning of \(Rs.3000\) per \(m^2\) a year. A company hired one of its walls for \(8\) months. How much rent did it pay?
 
Total cost \(=Rs.\)
(Round your answer to \(2\) decimal places.)
Answer variants:
61180.79
130760
2065.38