document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=193712>Question 193712</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Respected sir,\r<BR>\n" );
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document.write( "[1] A man reduced the price of his goods by 10% ; his sales increased by 25% to $ 180000 per annum.What were they before?\r<BR>\n" );
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document.write( "[2] A man's working hours a day were increased by 20% & his wages per hour were increased by 15%.by how much percentage were his daily earnings increased?\r<BR>\n" );
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document.write( "waiting for yurs reply sir.\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #145437 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=145437\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> [1] A man reduced the price of his goods by 10% ; his sales increased by 25% to $ 180000 per annum.What were they before? <BR>\n" );
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document.write( "price * units sold in revenue<BR>\n" );
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document.write( "Let the original sales number be \"x\".<BR>\n" );
document.write( "Let the originial price be \"p\"<BR>\n" );
document.write( "Equation:<BR>\n" );
document.write( "(0.90p)(1.25x) = 180000<BR>\n" );
document.write( "1.125px = 180000<BR>\n" );
document.write( "px = $160,000 (this is the original revenue)<BR>\n" );
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document.write( "[2] A man's working hours a day were increased by 20% & his wages per hour were increased by 15%.by how much percentage were his daily earnings increased? <BR>\n" );
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document.write( "Origial earnings were Hours*Wage = hw<BR>\n" );
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document.write( "New earnings are (1.2h)(1.15w) = 1.38hw<BR>\n" );
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document.write( "His earnings were increased by 38%<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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