document.write( "Question 488643: Find the average speed for the given distance and time, show unit analysis to check units.\r
\n" ); document.write( "\n" ); document.write( "A train travels 75 miles in 55 minutes. \n" ); document.write( "

Algebra.Com's Answer #333422 by josmiceli(19441) $\"\"$ $\"About$

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$\"+d+=+r%2At+\"$
\n" ); document.write( "given:
\n" ); document.write( " $\"+d+=+75+\"$ mi
\n" ); document.write( " $\"+t+=+55+\"$ min
\n" ); document.write( " $\"+r+=+d%2Ft+\"$
\n" ); document.write( " $\"+r+=+75%2F55+\"$
\n" ); document.write( " $\"+r+=+1.364+\"$ mi/min \n" ); document.write( "

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