document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=874895>Question 874895</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 10.	A truck and car leave a service station at the same time and travel in the same direction. The truck travels at 56mph and the car at 40mph. they can maintain radio contact within a range of 12 miles. When will they lose contact? </SPAN>\n" );
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document.write( "A truck and car leave a service station at the same time and travel in the same direction. The truck travels at 56mph and the car at 40mph. they can maintain radio contact within a range of 12 miles. When will they lose contact?<BR>\n" );
document.write( "A:<BR>\n" );
document.write( "They will lose contact after x hours.<BR>\n" );
document.write( "So 56x - 40x = 12<BR>\n" );
document.write( "16x = 12<BR>\n" );
document.write( "x = 12/16 = 3/4 hours = 45 minutes </SPAN>\n" );
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