SOLUTION: one car travels 56 mile per hour and another travels 31 miles per hour. If they start from the same place at the same time and travel in the same direction, after how many hours wi

Algebra ->  Finance -> SOLUTION: one car travels 56 mile per hour and another travels 31 miles per hour. If they start from the same place at the same time and travel in the same direction, after how many hours wi      Log On


   



Question 306150: one car travels 56 mile per hour and another travels 31 miles per hour. If they start from the same place at the same time and travel in the same direction, after how many hours will the faster car be 75 miles ahead of the slower car
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The easy way is to find the difference
in their speeds 56+-+31+=+25 mi/hr
That's how fast the faster one is pulling away form the slower one
75+=+25%2At
t+=+3 hrs
In 3 hrs the faster one will be 75 mi ahead of the slower one