document.write( "Question 208511: 5. Danny and his sister Elise are 24 miles apart. They start biking toward each other. Danny rides at a rate of 8 miles per hour, and Elise rides at a rate of 12 miles per hour. How long will it be before they meet? How far will they have traveled?
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Algebra.Com's Answer #157717 by Alan3354(69443) You can put this solution on YOUR website! Danny and his sister Elise are 24 miles apart. They start biking toward each other. Danny rides at a rate of 8 miles per hour, and Elise rides at a rate of 12 miles per hour. How long will it be before they meet? How far will they have traveled? \n" ); document.write( "------------- \n" ); document.write( "Going in opposite directions their speeds are added, so they're approaching at 20 mph. \n" ); document.write( "24 miles are 20 mph --> 24/20 = 1.2 hours. \n" ); document.write( "When they meet, they'll have traveled the 24 miles. \n" ); document.write( " |