document.write( "Question 434907: Two taxis leave the same place, going in opposite directions. The 2nd taxi is going 5 mph faster than the 1st taxi. After 4 hours, they are 500 miles apart. What is the speed of the 2nd taxi? \n" ); document.write( "
Algebra.Com's Answer #301138 by htmentor(1343) You can put this solution on YOUR website! Let s = the speed of the 1st taxi \n" ); document.write( "Then the speed of the 2nd taxi = s + 5 \n" ); document.write( "Since they are traveling in opposite directions their relative speed is 2s + 5 \n" ); document.write( "In 4 hrs they are 500 miles apart \n" ); document.write( "So 2s + 5 = 500/4 \n" ); document.write( "2s + 5 = 125 \n" ); document.write( "s = 60 mph \n" ); document.write( "So the speed of the 2nd taxi is 60 + 5 = 65 mph \n" ); document.write( " |