document.write( "Question 476024: A bus entered the Interstate and traveled at a constant speed of 42 mph. Two hours later a second bus followed the first bus, entering the Interstate from the same point as the first bus, and traveled at a constant speed of 66 mph. How long will it take the second bus to catch up with the first bus? \n" ); document.write( "
Algebra.Com's Answer #326441 by jorel1380(3719)\"\" \"About 
You can put this solution on YOUR website!
42x2=84
\n" ); document.write( "42p+84=66p
\n" ); document.write( "24p=84
\n" ); document.write( "p=84/24=3.5 hours before the second bus catches up..
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