document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=580730>Question 580730</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Sam needs to rent a car for his upcoming trip. CheapWheels charges $20.25 per day plus $.14 a mile. Easy Rider charges $18.25 a day plus $.22 a mile. San plans to do a lot of driving on his 3-day trip.Which company should Sam go with? Explain your choice.<BR>\n" );
document.write( "Does the difference in cost go up or down as mileage increases? Support your answer.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #371343 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=371343\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Sam needs to rent a car for his upcoming trip. CheapWheels charges $20.25 per day plus $.14 a mile. Easy Rider charges $18.25 a day plus $.22 a mile. San plans to do a lot of driving on his 3-day trip.Which company should Sam go with? Explain your choice.<BR>\n" );
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document.write( "CW = 20.25d + 0.14m<BR>\n" );
document.write( "ER = 18.25d + 0.22m<BR>\n" );
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document.write( "Cost for a 3 day trip:<BR>\n" );
document.write( "CW: 20.25*3+ 0.14m = 60.75 + 0.14m<BR>\n" );
document.write( "ER: 18.25*3+ 0.22m = 54.75 + 0.22m<BR>\n" );
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document.write( "San plans to do a lot of driving on his 3-day trip. Which company should Sam go with? Explain your choice.<BR>\n" );
document.write( "Go with CW as their milage rate is 8 cents lower than ER's.<BR>\n" );
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document.write( "Does the difference in cost go up or down as mileage increases? Support your answer.<BR>\n" );
document.write( "The difference decreases till the 8 cent per mile difference <BR>\n" );
document.write( "is greater than the $6.00 fixed cost difference for CW<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. <BR>\n" );
document.write( " </SPAN>\n" );
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