document.write( "Question 892587: Two trucks are driving to the same place. The first truck starts 50 miles ahead of the second truck and travels at an average speed of 60 miles per hour. The second truck travels at an average speed of 70 miles per hour. Which graph represents this situation and shows the number of hours it will take for the second truck to pass the first truck? \n" ); document.write( "
Algebra.Com's Answer #540605 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Both travel for assumed same time, t. Slow truck travels less distance than the fast truck.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "____________________rate______time______distance
\n" ); document.write( "SLOW________________60_________t________d-50
\n" ); document.write( "FAST________________70_________t_________d\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Both times are equal.
\n" ); document.write( "\"highlight_green%28%28d-50%29%2F60=d%2F70%29\" based on T=D/R.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"70%28d-50%29=d%2A60\"
\n" ); document.write( "\"7%28d-50%29=6d\"
\n" ); document.write( "\"7d-350=6d\"
\n" ); document.write( "\"d=350\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Find t.
\n" ); document.write( "\"t=d%2FR\"
\n" ); document.write( "\"t=350%2F70\"
\n" ); document.write( "\"highlight%28t=5%29\"
\n" ); document.write( "
\n" );