document.write( "Question 449625: determine the amount of interest earned if $500 is invested at an interest rate of 4.25% compounded quarterly for 12 years. \n" ); document.write( "
Algebra.Com's Answer #309297 by rfer(16322)\"\" \"About 
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A=500(1+0.0425/4)^4*12
\n" ); document.write( "A=500(1.010625)^48
\n" ); document.write( "A=500*2.1678379
\n" ); document.write( "A=1083.92
\n" ); document.write( "1083.92-500=$583.92 interest
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