document.write( "Question 676175: a car leaves town at 30 mph, tow hours later another car leaves same place, going the same direction at a speed of 42 mph. How many hours will the second car be driven before it catches up?
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Algebra.Com's Answer #420203 by solver91311(24713) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "After two hours, the first car will have travelled 60 miles (2h times 30 mph). The second car is going 12 mph faster. How long does it take to go 60 miles at 12 mph?\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "Egw to Beta kai to Sigma
\n" ); document.write( "My calculator said it, I believe it, that settles it
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