document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=896468>Question 896468</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A large school district has 300 school buses. If each school bus is used 3 hours each day, the average speed of the school buses is 15 mi/h, and the fuel economy of the buses is 10 mi/gal. How much does it cost to run these buses in 22 school days if gasoline costs $1.20 a gallon?\r<BR>\n" );
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document.write( "answer: $1200 (is what the key says) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #543538 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=543538\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> number of buses = 300\r<BR>\n" );
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document.write( "each bus is used 3 hours per day.\r<BR>\n" );
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document.write( "average speed of each bus is 15 miles per hour.\r<BR>\n" );
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document.write( "each bus travels 3 * 15 = 45 miles per day.\r<BR>\n" );
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document.write( "there are 300 buses, so the total number of miles traveled each day is 300 * 45 = 13,500.\r<BR>\n" );
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document.write( "each bus gets an average of 10 miles per gallon.\r<BR>\n" );
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document.write( "the number of gallons consumed each day is therefore equal to 13,500 / 10 = 1,350.\r<BR>\n" );
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document.write( "each gallon costs $1.20.\r<BR>\n" );
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document.write( "the total cost each day is therefore equal to 1,350 * $1.20 = $1,620.\r<BR>\n" );
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document.write( "they are doing this for 22 days, so the total cost for the 22 days is equal to 22 * $1,620 = $35,640.\r<BR>\n" );
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document.write( "if you combine all of these pieces into one formula, you get:\r<BR>\n" );
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document.write( "total cost = 300 * 3 * 15 / 10 *1.20 * 22 = $35,640.\r<BR>\n" );
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document.write( "i have no idea where the $1200 comes from.\r<BR>\n" );
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document.write( "it has to be an error, or you are reading from the wrong section.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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