document.write( "Question 147632: Find the interest rate for a simple interest loan with P = $1420, I = $306.72, t = 3 years. \n" ); document.write( "
Algebra.Com's Answer #108017 by aswathytony(47)![]() ![]() ![]() You can put this solution on YOUR website! given P= $ 1420 \n" ); document.write( " I= $306.72 \n" ); document.write( " t = 3yrs\r \n" ); document.write( "\n" ); document.write( " simple interest , I = pnr/100 , Where n, no of yrs & r is rate of interest.\r \n" ); document.write( "\n" ); document.write( " we have to find interest rate , r.\r \n" ); document.write( "\n" ); document.write( " r= I*100 / pn \n" ); document.write( " \n" ); document.write( " r = (306.72 * 100 )/1420* 3= 30672/4260 = 7.2\r \n" ); document.write( "\n" ); document.write( " Interest rate = 7.2% \n" ); document.write( " \n" ); document.write( " |