document.write( "Question 991476: if a car is traveling 63 miles per hour. The car has traveled for 1 hour and 40 minutes. If the trip is to be 189 miles, how much longer will the trip be? \n" ); document.write( "
Algebra.Com's Answer #611409 by Cromlix(4381) You can put this solution on YOUR website! Hi there, \n" ); document.write( "Distance = Speed x Time \n" ); document.write( "Distance = 63 mph x 1.6666 (40 mins = 0.6666 of an hour) \n" ); document.write( "Distance = 105 miles (3 significant figures) \n" ); document.write( "189 - 105 = 84 miles \n" ); document.write( "Time = Distance/Speed \n" ); document.write( "Time = 84/63 \n" ); document.write( "Time = 1 hour 20mins. \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |