document.write( "Question 424235: Two cars A and B average speeds of 30 and 40 mi/hr respectively are 280 miles apart. They start moving toward each other at 3:00 p.m. At what time will they meet? \n" ); document.write( "
Algebra.Com's Answer #295809 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
You can think of one car as standing still and the
\n" ); document.write( "other approaching it at the sum of their speeds
\n" ); document.write( "\"280+=+%2830+%2B+40%29%2At\"
\n" ); document.write( "\"t+=+280%2F70\"
\n" ); document.write( "\"t+=+4\" hrs
\n" ); document.write( "They will meet at 3:00 PM + 4 hrs = 7 PM
\n" ); document.write( "
\n" );