document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=266270>Question 266270</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Michelle receives a 10 percent raise every year. Her salary after four such raises<BR>\n" );
document.write( "has gone up by what percent?\r<BR>\n" );
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document.write( "(A) between 30 and 35 percent (B) between 35 and 40 percent<BR>\n" );
document.write( "(C) between 40 and 45 percent (D) between 45 and 50 percent<BR>\n" );
document.write( "(E) none of these\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #195654 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=195654\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  Michelle receives a 10 percent raise every year. <BR>\n" );
document.write( "Her salary after four such raises has gone up by what percent?<BR>\n" );
document.write( "----<BR>\n" );
document.write( "If she starts at salary = x<BR>\n" );
document.write( "1st raise she has x + 0.1x = (1.1)x<BR>\n" );
document.write( "2nd raise she has (1.1)x + 0.1(1.1x) = (1.1)x(1.1) = (1.1)^2 x<BR>\n" );
document.write( "3rd raise she has (1.1)^3 x<BR>\n" );
document.write( "4th raise she has (1.1)^4x<BR>\n" );
document.write( "----<BR>\n" );
document.write( "1.1^4 = 1.4641<BR>\n" );
document.write( "1.4641x = x + 0.4641x<BR>\n" );
document.write( "% increase = 46.41%<BR>\n" );
document.write( "===========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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document.write( " <BR>\n" );
document.write( "(A) between 30 and 35 percent (B) between 35 and 40 percent<BR>\n" );
document.write( "(C) between 40 and 45 percent (D) between 45 and 50 percent<BR>\n" );
document.write( "(E) none of these <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );