document.write( "Question 869696: Bob is taking his son to look at colleges. The first college they plan to visit is 150 miles from their home. In the first hour they drive at a rate of 60 mph. If they want to reach their destination in 2.5 hours, what speed must they average for the remainder of their trip? \n" ); document.write( "
Algebra.Com's Answer #524328 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let the distance traveled 1 hour at 60 mph\r \n" ); document.write( "\n" ); document.write( "distance traveled = 60 miles\r \n" ); document.write( "\n" ); document.write( "balance 90 miles and 1.5 hours\r \n" ); document.write( "\n" ); document.write( "r=d/t\r \n" ); document.write( "\n" ); document.write( "r=90/1.5 \n" ); document.write( "r=60 mph \n" ); document.write( " |