document.write( "Question 200104: Calculate the coumpound interest.
\n" ); document.write( "A(t)=P(1+r/n)^nt\r
\n" ); document.write( "\n" ); document.write( "How much would $200 invested at 4% interest compounded monthly be worth after 30 years?
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Algebra.Com's Answer #150493 by checkley77(12844)\"\" \"About 
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A(30)=200(1+.04/12)^12*30
\n" ); document.write( "A(30)=200(1+.003333)^360
\n" ); document.write( "A(30)=200(1.003333)^360
\n" ); document.write( "A(30)=200*3.3131
\n" ); document.write( "A(30)=$662.62 ans.
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