document.write( "Question 993753: A ship left a port and sailed east at a rate of 20 mph. one hour later a second ship left the same port at the rate of 25 mph, also headed east. In how many hours did the second ship over take the first ship? \n" ); document.write( "
Algebra.Com's Answer #613021 by lwsshak3(11628)\"\" \"About 
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A ship left a port and sailed east at a rate of 20 mph. one hour later a second ship left the same port at the rate of 25 mph, also headed east. In how many hours did the second ship over take the first ship?\r
\n" ); document.write( "\n" ); document.write( "let x=travel time of 2nd ship
\n" ); document.write( "x+1=travel time of 1st ship
\n" ); document.write( "20(x+1)=25x
\n" ); document.write( "20x+20=25x
\n" ); document.write( "5x=20
\n" ); document.write( "x=4
\n" ); document.write( "In how many hours did the second ship over take the first ship? 4
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