document.write( "Question 831099: A car traveled at an average speed of 90km/h for 2 hours. It then traveled at an average speed of 100 km/h for another half an hour. What was the total distance covered in 2 1/2 hours? \n" ); document.write( "
Algebra.Com's Answer #501132 by JulietG(1812)\"\" \"About 
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In the first hour, the car traveled 90km
\n" ); document.write( "In the second hour, the car traveled 90 km
\n" ); document.write( "Then it traveled 1/2 of 100, or 50
\n" ); document.write( "Add the distances
\n" ); document.write( "90 + 90 + 50 = 230
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