David pays the simple interest on an amount he borrowed from his boss, if interest rate is halved, then simple interest is multiplied by Choose the correct choice from the following answers.
A) 2 B) 1 C) 1/4 D) 1/2 E) 4
Formula for SI = (P*T*R)/100   SI = Simple Interest   P = Principle Amount   T = Time   R = Interest Rate   Say r=2 =&gt; SI1 = 2*SI   when r=1; SI2 = SI   SI2 = 1/2*SI1.   Answer : 1/2
<result>D</result>
David pays the simple interest on an amount he borrowed from his boss, if interest rate is halved, then simple interest is multiplied by