document.write( "Question 1050620: You drive a car due north at a speed of 64 km/hr for 21 km, and then you accelerate to 96 km/hr and continue north for another 45 minutes. What is your average velocity?
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Algebra.Com's Answer #666208 by ewatrrr(24785)\"\" \"About 
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D = rt
\n" ); document.write( "96kmph*(3/4)hr = 72km
\n" ); document.write( "or D/r = t
\n" ); document.write( "Total Distance /total time = \"%2872km+%2B+21km%29%2F%28.75+%2B+21%2F64%29\" = average velocity
\n" ); document.write( "Use Your Calculator
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