document.write( "Question 260658: One car left a city at 2:00 PM and traveled at an average speed of 40 miles per hour. A second car left at 4:00 PM, traveled the same route and overtook the first car at 9:00 PM. What was the average speed in miles per hour of the second car? \n" ); document.write( "
Algebra.Com's Answer #192056 by checkley77(12844)\"\" \"About 
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D=RT
\n" ); document.write( "D=40*7 FOR THE FIRST CAR.
\n" ); document.write( "D=R5 FOR THE SECOND CAR.
\n" ); document.write( "40*7=5R
\n" ); document.write( "5R=280
\n" ); document.write( "R=280/5
\n" ); document.write( "R=56 MPH. IS THE SPEED OF THE SECOND CAR.\r
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