document.write( "Question 988144: A bus traveled on a level road for 3 hours at an average speed 20 miles per hour faster than it traveled on a winding road. The time spent on the winding road was 4 hours. Find the average speed on the level road if the entire trip was 188 miles. \n" ); document.write( "

Algebra.Com's Answer #608738 by josgarithmetic(39617) $\"\"$ $\"About$

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document.write( "                rate      time    distance\r\n" );
document.write( "LEVEL           r+20      3       \r\n" );
document.write( "WINDING          r        4       \r\n" );
document.write( "total                             188\r\n" );
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