document.write( "Question 1011078: A train running at the speed of 120km/hr crosses a pole in 12seconds. What is the length of the train.? \n" ); document.write( "

Algebra.Com's Answer #626616 by josmiceli(19441) $\"\"$ $\"About$

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Convert seconds to hrs
\n" ); document.write( "[ seconds ] x [ min / sec ] x [ hrs / min ] = hrs
\n" ); document.write( " $\"+12%2A%28+1%2F60+%29%2A%28+1%2F60+%29+=+12%2F3600+\"$
\n" ); document.write( " $\"+12%2F3600+=+1%2F300+\"$
\n" ); document.write( " $\"+d+=+r%2At+\"$
\n" ); document.write( " $\"+d+=+120%2A%281%2F300+%29+\"$
\n" ); document.write( " $\"+d+=+2%2F5\"$
\n" ); document.write( "The train is .4 km or 400 m long
\n" ); document.write( " \n" ); document.write( "

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