document.write( "Question 573771: how many miles per hour does a car travel if it makes a 40 mile trip in 30 minutes \n" ); document.write( "
Algebra.Com's Answer #368872 by ptaylor(2198)![]() ![]() You can put this solution on YOUR website! Distance(d) equals Rate(r) times Time(t) or d=rt; r=d/t and t=d/r \n" ); document.write( "d= 40 mi \n" ); document.write( "t=30 min=1/2 hour \n" ); document.write( "so, r=d/t=40 mi/(1/2hr)=80 mph\r \n" ); document.write( "\n" ); document.write( "Hope this helps---ptaylor \n" ); document.write( " \n" ); document.write( " |