document.write( "Question 227744: One morning Martin drove 80 miles in 2 hours. After lunch, he covered 100 miles more in 3 hours. What was his average rate of speed in miles per hour, for the 5 hours of drivig?
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document.write( "a. 35
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document.write( "b. 36
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document.write( "c. 37
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document.write( "d 45 \n" );
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Algebra.Com's Answer #169209 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! One morning Martin drove 80 miles in 2 hours. After lunch, he covered 100 miles more in 3 hours. What was his average rate of speed in miles per hour, for the 5 hours of drivig? \n" ); document.write( "--- \n" ); document.write( "Total miles = 80 + 100 = 180 miles \n" ); document.write( "Total time = 2 + 3 = 5 hrs \n" ); document.write( "---- \n" ); document.write( "Average rate = total distance/total time = 180/5 = 36 mph \n" ); document.write( "======================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "======================= \n" ); document.write( "a. 35 \n" ); document.write( "b. 36 \n" ); document.write( "c. 37 \n" ); document.write( "d 45 \n" ); document.write( " \n" ); document.write( " |