document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=773201>Question 773201</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Modeling with Functions\r<BR>\n" );
document.write( "\n" );
document.write( "A company uses two different-sized trucks to deliver sand. The first truck can transport (x) cubic yards, and the second (y) cubic yards. The first truck makes (S)  trips to a job site, while the second makes (T) trips. What quantities do the following expressions represent in terms of the problem's context?\r<BR>\n" );
document.write( "\n" );
document.write( "a. S+T\r<BR>\n" );
document.write( "\n" );
document.write( "b. x+y\r<BR>\n" );
document.write( "\n" );
document.write( "c. xS+yT\r<BR>\n" );
document.write( "\n" );
document.write( "d. xS+yT / S+T </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #471359 by </B><A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><B>Edwin McCravy(20056)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><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=Edwin+McCravy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=471359\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Modeling with Functions <BR>\n" );
document.write( " A company uses two different-sized trucks to deliver sand. The first truck can transport (x) cubic yards, and the second (y) cubic yards. The first truck makes (S) trips to a job site, while the second makes (T) trips. What quantities do the following expressions represent in terms of the problem's context? <BR>\n" );
document.write( " a. S+T<BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "That's the total number of trips to a job site.\r\n" );
document.write( " </PRE><BR>\n" );
document.write( " b. x+y<BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "That's the total capacity of the two types of trucks.  \r\n" );
document.write( "</PRE><BR>\n" );
document.write( "  c. xS+yT<BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "That's the total cubic yards of sand delivered.\r\n" );
document.write( "</PRE> <BR>\n" );
document.write( " d. (xS+yT)/(S+T)<BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "That is the average rate of sand delivery measured in cubic yards per trip.\r\n" );
document.write( "\r\n" );
document.write( "Edwin</PRE>\r<BR>\n" );
document.write( "\n" );
document.write( "  \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );