document.write( "Question 964747: A girl ran to a store at the rate of 6 miles per hour, and she walked back at the rate of 4 miles per hour. If it took 15 minutes for the round trip, how far away is the store?
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Algebra.Com's Answer #589593 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! A girl ran to a store at the rate of 6 miles per hour, and she walked back at the rate of 4 miles per hour. If it took 15 minutes for the round trip, how far away is the store? \n" ); document.write( "============ \n" ); document.write( "Avg round trip speed = 2*6*4/(6+4) = 4.8 mi/hr \n" ); document.write( "d = r*t = 4.8*(1/4) = 1.2 miles round trip \n" ); document.write( "--> 0.6 miles each way \n" ); document.write( " |