document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=896197>Question 896197</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You have to copy a 500-page document.  <BR>\n" );
document.write( "There are two copiers In the office:copier a makes 13 copies in 1 minute and copierb makes 18 copies in 1 minute. Let a be the number of pages you put in copier a. Round your answer to the nearest tenth.<BR>\n" );
document.write( "A. Write an equation you can use to find out how long it will take to make a copy.<BR>\n" );
document.write( "B. How long will it take you to make the copy if you put 200 pages in copier a. Round your answer to the nearest tenth. <BR>\n" );
document.write( "C. Which will be faster, the faster copier, or using both copiers by putting 250 pages in each? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #543385 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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/cgi-bin/show-face.mpl?user=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=543385\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A=13 copier<BR>\n" );
document.write( "B=18 copier<BR>\n" );
document.write( "209.67741935483870967741935483871 by 13 A<BR>\n" );
document.write( "290.32258064516129032258064516129 by 18 B<BR>\n" );
document.write( "209<BR>\n" );
document.write( "291\r<BR>\n" );
document.write( "\n" );
document.write( "250/13=19.23 min by 13 A<BR>\n" );
document.write( "250/18=13.89 min by 18 B\r<BR>\n" );
document.write( "\n" );
document.write( "500/18=27.78 500 by 18 B alone<BR>\n" );
document.write( "but if we give 209 to 13 A  and 291 to 18 B then it will take about 16 minutes to finish the whole job\r<BR>\n" );
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document.write( "Answers:<BR>\n" );
document.write( "A)<BR>\n" );
document.write( "x/13= t<BR>\n" );
document.write( "x= copies to be made by copier a<BR>\n" );
document.write( "y/18=T <BR>\n" );
document.write( "y =copies to be made by copier B<BR>\n" );
document.write( "B)<BR>\n" );
document.write( "200/13=15.4 minutes<BR>\n" );
document.write( "C) <BR>\n" );
document.write( "250/13=19.23 min by 13 A<BR>\n" );
document.write( "250/18=13.89 min by 18 B\r<BR>\n" );
document.write( "\n" );
document.write( "500/18=27.78 500 by 18 B alone<BR>\n" );
document.write( "So it is faster using both copiers at the same time. total time taken would be 19.23 minutes since they are working at the same time.\r<BR>\n" );
document.write( "\n" );
document.write( "but if we give 209 to 13 A  and 291 to 18 B then it will take about 16 minutes to finish the whole job\r<BR>\n" );
document.write( "\n" );
document.write( "13x+18x=500<BR>\n" );
document.write( "31x=500<BR>\n" );
document.write( "x= abt 16 minutes </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );