document.write( "Question 231822: there are two bikers. biker one starts to travel at six miles per hour. three hours later biker two travels at ten miles per hour. how long does it take for biker two to catch up to biker one? Explain \n" ); document.write( "

Algebra.Com's Answer #171470 by rfer(16322) $\"\"$ $\"About$

You can put this solution on YOUR website!
3 hr lead=18 miles ahead
\n" ); document.write( "overtake at 10-6=4mph
\n" ); document.write( "18/4=4.5 hrs to catch up \n" ); document.write( "

\n" );