document.write( "Question 171910: Two trucks left Buck's Trucks traveling in opposite directions. One truck traveled at a rate of 70 km/h, and the other at 80km/h. After how many hours were the trucks 900km apart? \n" ); document.write( "
Algebra.Com's Answer #127011 by stanbon(75887)\"\" \"About 
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Two trucks left Buck's Trucks traveling in opposite directions. One truck traveled at a rate of 70 km/h, and the other at 80km/h. After how many hours were the trucks 900km apart?
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\n" ); document.write( "The trucks are separating at the rate of (70+80) = 150 km/h
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\n" ); document.write( "Time = distance/rate
\n" ); document.write( "Time = 900 km/150 km/h = 6 hrs.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H
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