document.write( "Question 501209: How long does it take (in seconds) to go 1 km at 100km/hr? \n" ); document.write( "
Algebra.Com's Answer #338465 by MathLover1(20850)\"\" \"About 
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distance of \"d=1km\"\r
\n" ); document.write( "\n" ); document.write( "since \"d=v%2At\"....->....\"t=d%2Fv\"\r
\n" ); document.write( "\n" ); document.write( "\"t=1km%2F100%28km%2Fhr%29\"\r
\n" ); document.write( "\n" ); document.write( "\"t=1%2Across%28km%29%2Ahr%2F%28100%2Across%28km%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"t=1hr%2F100\"\r
\n" ); document.write( "\n" ); document.write( "so, for \"1km\" you need time \"t=1hr%2F100\"...\r
\n" ); document.write( "\n" ); document.write( "since \"1hr=3600s\"\r
\n" ); document.write( "\n" ); document.write( "\"t=1hr%2F100=3600s%2F100=36s\"
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