document.write( "Question 1189625: I've invested $800 for 7 years at 6% simple interest.\r
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document.write( "A) How much interest was earned?\r
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document.write( "B) What will the total value of the investment be when it matures at the end of the 7 years? \n" );
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Algebra.Com's Answer #821036 by Theo(13342)![]() ![]() You can put this solution on YOUR website! 6% simple interest formula is:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "i = p * r * n\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "i = interest \n" ); document.write( "p = principal \n" ); document.write( "r = interest rate per time period \n" ); document.write( "n = number of time periods.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "formula becomes:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "i = 800 * .06 * 7 = 336.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "value of the investment will be 800 + 336 = 1136.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |