document.write( "Question 487486: You drive a car 3 h at 48 km/h, then 3 h at 67 km/h.
\n" ); document.write( "What is your average velocity?
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Algebra.Com's Answer #333065 by ankor@dixie-net.com(22740)\"\" \"About 
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You drive a car 3 h at 48 km/h, then 3 h at 67 km/h.
\n" ); document.write( "What is your average velocity?
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\n" ); document.write( "Let a = your average velocity of the trip
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\n" ); document.write( "Write a distance equation
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\n" ); document.write( "total dist = 48km/hr dist + 67km/hr dist
\n" ); document.write( "6a = 3(48) + 3(67)
\n" ); document.write( "6a = 144 + 201
\n" ); document.write( "6a = 345
\n" ); document.write( "a = \"345%2F6\"
\n" ); document.write( "a = 57.5 km/hr average
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