document.write( "Question 776152: Having traveled 850 km in 6.00 h, how fast should a driver go if he is to finish the entire 1800 km journey at an average speed of 100 km/h?
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Algebra.Com's Answer #473402 by stanbon(75887)\"\" \"About 
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Having traveled 850 km in 6.00 h, how fast should a driver go if he is to finish the entire 1800 km journey at an average speed of 100 km/h?
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\n" ); document.write( "Time to average 100 km/h: 1800/100 = 18 hours
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\n" ); document.write( "Time remaining after 6 hours leg:: 12 hours
\n" ); document.write( "Distance remaining after 6 hour leg:: 1800-850 = 950 km
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\n" ); document.write( "Rate for 2nd leg of journey:: 950 km/12 hrs = 79.17 km/hr
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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