document.write( "Question 961376: A savings account in the Emigrant Savings Bank in New York now earns 2.25% simple interest a year. Bank One pays 6% interest compounded semiannually on a certificate of deposit. Robert Wier wants to deposit $1,500 in his savings account, how much additional interest will he earn by placing the money in a certificate of deposit? \n" ); document.write( "
Algebra.Com's Answer #587475 by josmiceli(19441)\"\" \"About 
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With simple interest, he will have
\n" ); document.write( "\"+1500%2A%28+1+%2B+.0225+%29+\"
\n" ); document.write( "\"+1500%2A1.0225+=+1533.75+\"
\n" ); document.write( "after 1 year
\n" ); document.write( "---------------
\n" ); document.write( "With the CD, after 1 year, he has:
\n" ); document.write( "\"+A+=+1500%2A%28+1+%2B+.06%2F2+%29%5E%28+2%2A1+%29+\"
\n" ); document.write( "\"+A+=+1500%2A1.03%5E2+\"
\n" ); document.write( "\"+A+=+1500%2A1.0609+\"
\n" ); document.write( "\"+A+=+1591.35+\"
\n" ); document.write( "------------------
\n" ); document.write( "\"+1591.35+-+1533.75+=+57.6+\"
\n" ); document.write( "The CD earns $57.60 more interest than
\n" ); document.write( "with simple interest account\r
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