document.write( "Question 784852: a driver travels 300km at 100km/hr. Return trip travels at 60km/hr on return trip. what is the average km/hr for the entire journey? \n" ); document.write( "
Algebra.Com's Answer #477277 by Alan3354(69443)\"\" \"About 
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a driver travels 300km at 100km/hr. Return trip travels at 60km/hr on return trip. what is the average km/hr for the entire journey?
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\n" ); document.write( "Your question is not clear.
\n" ); document.write( "If he goes at 100 and returns at 60, the average is
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\n" ); document.write( "2*100*60/(100+60)
\n" ); document.write( "= 1200/16
\n" ); document.write( "= 75 km/hr
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\n" ); document.write( "The distance is not a factor.
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