document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=935832>Question 935832</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1. The driveway in front of my house is 20 feet wide and 100 feet<BR>\n" );
document.write( "long. If asphalt is ordered in a whole number of cubic yards, how <BR>\n" );
document.write( "many cubic yards of asphalt must be ordered to pave my driveway<BR>\n" );
document.write( "with a layer of asphalt three inches thick?\r<BR>\n" );
document.write( "\n" );
document.write( "2. In Euclidville, 80% of the families live west of the freeway and the other 20% live east of the freeway. The mean annual income of the families living west of the freeway is $45,000, and the mean annual income of the families living east of the freeway is $40,000. What is the mean annual income for all the families in Euclidville? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #569159 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=569159\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1. The driveway in front of my house is 20 feet wide and 100 feet<BR>\n" );
document.write( "long. <BR>\n" );
document.write( "If asphalt is ordered in a whole number of cubic yards, how many cubic yards of asphalt must be ordered to pave my driveway with a layer of asphalt three inches thick?<BR>\n" );
document.write( "Find how many cu ft of asphalt required, 3\" = 1/4 ft<BR>\n" );
document.write( "100 * 20 * <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F4 ALIGN=MIDDLE  ALT=\"1%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 500 cu ft<BR>\n" );
document.write( "Find how many cu yds, 1 cu yd = 27 cu ft<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=500%2F27 ALIGN=MIDDLE  ALT=\"500%2F27\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 18.51 ~ 19 cu yds should be ordered<BR>\n" );
document.write( ":<BR>\n" );
document.write( "2. In Euclidville, 80% of the families live west of the freeway and the other 20% live east of the freeway.<BR>\n" );
document.write( " The mean annual income of the families living west of the freeway is $45,000, and the mean annual income of the families living east of the freeway is $40,000.<BR>\n" );
document.write( " What is the mean annual income for all the families in Euclidville?<BR>\n" );
document.write( "The ratio of the two groups 8:2<BR>\n" );
document.write( "av =<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%288%2845000%29+%2B+2%2840000%29%29%2F10 ALIGN=MIDDLE  ALT=\"%288%2845000%29+%2B+2%2840000%29%29%2F10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Av = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=440000%2F10 ALIGN=MIDDLE  ALT=\"440000%2F10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "av = $44000 for the whole city </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );