document.write( "Question 854635: Landon can climb a certain hill at a rate this is 0.5 mph slower than his rate coming down the hill. If it takes him 4 hours to climb the hill and 216 minutes to come down the hill, what is his rate coming down? \n" ); document.write( "
Algebra.Com's Answer #514919 by richwmiller(17219)\"\" \"About 
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4 hours=240 minutes climb
\n" ); document.write( "3.6= 216 minutes descend
\n" ); document.write( "x*3.6=4*(x-.5)
\n" ); document.write( "x = 5. mph downhill
\n" ); document.write( "x-.5=4.5 mph uphill= 18 miles
\n" ); document.write( "5*3.6=18 miles\r
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