document.write( "Question 660538: 1 mile in 4 min. \n" ); document.write( "
Algebra.Com's Answer #411247 by jim_thompson5910(35256)\"\" \"About 
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4 min = 4/60 hr\r
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\n" ); document.write( "\n" ); document.write( "4 min = 1/15 hr\r
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\n" ); document.write( "\n" ); document.write( "d = rt\r
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\n" ); document.write( "\n" ); document.write( "1 = r*(1/15)\r
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\n" ); document.write( "\n" ); document.write( "1*15 = 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 your speed is 15 miles an hour.\r
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