document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1201908>Question 1201908</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please help me solve this A copy machine makes 28 copies per minute. How many copies does it make in 3 minutes and 30 seconds?<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 #836479 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=836479\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A copy machine makes 28 copies per minute. How many copies does it make in 3 minutes and 30 seconds?\r<BR>\n" );
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document.write( "A copy machine makes 28 copies per minute\r<BR>\n" );
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document.write( "For doing any calculation the units must be the same in the problem<BR>\n" );
document.write( "You can either convert the time to minutes or seconds .<BR>\n" );
document.write( "The question here is 3 min 30 seconds<BR>\n" );
document.write( "convert to minutes<BR>\n" );
document.write( "3 minutes 30 seconds = 3  1/2 minutes = 7/2 minutes\r<BR>\n" );
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document.write( "Direct variation. ie: if time increases the the number of copies made increases\r<BR>\n" );
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document.write( "1 minute 28  copies <BR>\n" );
document.write( "in 3 1/2 minutes ?\r<BR>\n" );
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document.write( "7/2 * 28 = 98 copies\r<BR>\n" );
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