document.write( "Question 350457: A car travels 50 m at a rate of 10m/s,S. It then travels 200m at a rate of 20m/s, N. What is its average speed? Its average velocity?? \n" ); document.write( "
Algebra.Com's Answer #250501 by mananth(16946)\"\" \"About 
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50 m @ 10m/s
\n" ); document.write( "time = 50/10 = 5 seconds
\n" ); document.write( "200m @ 20m/s
\n" ); document.write( "time = 200/20 = 10 seconds
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\n" ); document.write( "Total time taken = 20 +4 = 25 seconds
\n" ); document.write( "Total distance = 250m
\n" ); document.write( "...
\n" ); document.write( "Average Speed = 250/25 = 10 m/second. \r
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