document.write( "Question 359528: A truck drivers 12km east in 20 minutes and then drives 4 km north in 10 minutes. What is the average velocity of the truck for the entire trip?
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Algebra.Com's Answer #256528 by mananth(16946)![]() ![]() You can put this solution on YOUR website! A truck drivers 12km east in 20 minutes and then drives 4 km north in 10 minutes. What is the average velocity of the truck for the entire trip? \n" ); document.write( "distance east = 12km \n" ); document.write( "distance north = 4 km \n" ); document.write( "total distance = 16 km \n" ); document.write( ".. \n" ); document.write( "total time = 1/3 + 1/6 hours \n" ); document.write( "3/6 = 1/2 hour \n" ); document.write( "speed = distance /time \n" ); document.write( "16/(1/2) \n" ); document.write( "=32 km/hour Average speed \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |