document.write( "Question 1072761: Two cars start at the same time, but travel in opposite directions. One car's average speed is 40 miles per hour (mph). At the end of 2 hours, the two cars are 140 miles apart. Find the average speed in mph of the other car. (Enter an exact number.) \n" ); document.write( "

Algebra.Com's Answer #687608 by jorel1380(3719) $\"\"$ $\"About$

You can put this solution on YOUR website!
The first car's speed is 40 mph. 2 hours at that rate equals 80 miles. So:
\n" ); document.write( "140-80=60
\n" ); document.write( "60 miles/2 hours=30 mph as the rate of the second car. ☺☺☺☺ \n" ); document.write( "

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