document.write( "Question 222912: Marla begins walking at 3mi/hr towards the library. Her friend meets her at the half way point and drives her the rest of the way to the library. The distance to the library is 4 mi. How many hours did marla walk? \n" ); document.write( "
Algebra.Com's Answer #166790 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "She walked 2 miles at 3 mph. , so .\r
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