document.write( "Question 286765: A car travels 150 km in 1 hour and 20 minutes. What is the average speed of the car in km per hour. \n" ); document.write( "
Algebra.Com's Answer #207971 by checkley77(12844)\"\" \"About 
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D=RT
\n" ); document.write( "150=R*4/3
\n" ); document.write( "150=4R/3
\n" ); document.write( "4R=150*3
\n" ); document.write( "4R=450
\n" ); document.write( "R=450/4
\n" ); document.write( "R=112.5 KMH. ANS.
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