document.write( "Question 545972: The distance of a marathon is 26 miles. If Frank ran the first 20 miles at a rate of 9 miles per hour and the last 6 miles at 10 miles oer hour, how long did it take Frank to run the marathon? \n" ); document.write( "
Algebra.Com's Answer #355796 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The distance of a marathon is 26 miles. If Frank ran the first 20 miles at a rate of 9 miles per hour and the last 6 miles at 10 miles oer hour, how long did it take Frank to run the marathon? \n" ); document.write( "------ \n" ); document.write( "time = distance/rate \n" ); document.write( "--- \n" ); document.write( "Equation: \n" ); document.write( "time = (20/9)+(6/10) = 2.8222 hrs = 2hr. 49min. 20 seconds \n" ); document.write( "======================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "======================= \n" ); document.write( " |