document.write( "Question 532145: a runner can run 4 miles in 30 minutes what is there speed in mph? \n" ); document.write( "
Algebra.Com's Answer #350711 by Alan3354(69443)\"\" \"About 
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a runner can run 4 miles in 30 minutes what is there speed in mph?
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\n" ); document.write( "There speed? Do you mean \"their speed?\"
\n" ); document.write( "Their implies plural, you said \"a runner\" ????
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\n" ); document.write( "Is English not your language?
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\n" ); document.write( "30 minutes = 0.5 hours
\n" ); document.write( "d = r*t
\n" ); document.write( "r = d/t
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