document.write( "Question 246525: a car travels in 270 miles in 4.5 hour. what is the average speed? how far it will go in 7 hours at this average speed? \n" ); document.write( "
Algebra.Com's Answer #179989 by richwmiller(17219)\"\" \"About 
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rt=d
\n" ); document.write( "r(4.5)=270 miles
\n" ); document.write( "r=270/4.5=60 mph
\n" ); document.write( "60*7=420 miles in 7 hours at 60 mph\r
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