Rajan borrowed Rs. \(1050\) from his friend at \(8\%\) p.a. simple interest for \(4\) years. After \(4\) years he paid Rs. \(1386\) and settled the account. Simple interest paid by Rajan is( )
A man borrowed \(Rs. \ 30000\) from Punjab National Bank to buy a tractor. Find the amount he would pay after \(2\frac {1}{2}\) years at \(17\%\) per annum.