document.write( "Question 874895: 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? \n" ); document.write( "
Algebra.Com's Answer #527831 by mananth(16946)\"\" \"About 
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they will contact when they are separated by 12 miles\r
\n" ); document.write( "\n" ); document.write( "truck ----------56 mph
\n" ); document.write( "car-------------40mph\r
\n" ); document.write( "\n" ); document.write( "difference = 16 mph\r
\n" ); document.write( "\n" ); document.write( "t=d/r\r
\n" ); document.write( "\n" ); document.write( "t= 12/16\r
\n" ); document.write( "\n" ); document.write( "=3/4 hour or 45 minutes
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