document.write( "Question 803762: Two trains are traveling in opposite directions. One of these is 500 meter long having a speed of 120 km/hr while other is 100 meter long having a speed of 60 km/hr. In what time do these cross each other?
\n" ); document.write( "A. 20 sec
\n" ); document.write( "B. 30 sec
\n" ); document.write( "C. 45 sec
\n" ); document.write( "D. 55 sec\r
\n" ); document.write( "\n" ); document.write( "plz tell me solution of this question
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Algebra.Com's Answer #484523 by KMST(5328)\"\" \"About 
You can put this solution on YOUR website!
None of the above. It's 12 seconds. I will add full explanation when I can get to my computer. (I am just using my cell phone right now). \n" ); document.write( "
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