document.write( "Question 677515: if yo ride your bike 30 kilometers in 2 hours what is your average speed
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Algebra.Com's Answer #420917 by jim_thompson5910(35256)\"\" \"About 
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d = rt\r
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\n" ); document.write( "\n" ); document.write( "30 = r*2\r
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\n" ); document.write( "\n" ); document.write( "30/2 = r\r
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\n" ); document.write( "\n" ); document.write( "15 = r\r
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\n" ); document.write( "\n" ); document.write( "r = 15\r
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\n" ); document.write( "\n" ); document.write( "So the speed is 15 km/hr
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