document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=720308>Question 720308</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 2 private airplanes travel toward each other from cities that are 780km apart at speeds of 190km/h and 200km/h . they left at same time.  In how many hours will they meet ? <BR>\n" );
document.write( " my solution  not sure if this is correct <BR>\n" );
document.write( "let x = # of hours planes will meet<BR>\n" );
document.write( " 190x+200x=780km <BR>\n" );
document.write( "390x=780<BR>\n" );
document.write( "x=2 hours the planes will meet           Thank you for checking this for  me   </SPAN>\n" );
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document.write( "780=190T+200T<BR>\n" );
document.write( "390T=780<BR>\n" );
document.write( "T=780/390<BR>\n" );
document.write( "T=2 HOURS THEY WILL MEET. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );