SOLUTION: Dianne is taking a trip that is 224 miles long. She has already driven 59 miles. If she drives at a speed of 55 mph, how many more hours will she need to drive to reach your desti

Question 1055334: Dianne is taking a trip that is 224 miles long. She has already driven 59 miles. If she drives at a speed of 55 mph, how many more hours will she need to drive to reach your destination?
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
224 miles-59 already driven=165 miles
165 miles/55 miles/hour.
The units will be in hours because miles divided by miles/hour (invert and multiply) has miles cancel and you are left with hours.
That is 3 hours.
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