document.write( "Question 155764: Can you please help me with this word problem: At 7:00 am Joe starts jogging at 6mi/h. At 7:10 am Ken starts off after him. HOw fast must Ken run in order to overtake him at 7:30 am? \n" ); document.write( "
Algebra.Com's Answer #114742 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
6*.5=20/60*x
\n" ); document.write( "3=20x/60
\n" ); document.write( "20x=3*60
\n" ); document.write( "20x=180
\n" ); document.write( "x=180/20
\n" ); document.write( "x=9 mph is Ken's speed.
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