SOLUTION: A man drives from Capetown to Freetown, a distance of 48km�in 45 minutes.� If he drives at 72km/h�where the surface is good and 48km/h�where it is bad, find the number of kilometer

Question 1120126: A man drives from Capetown to Freetown, a distance of 48km�in 45 minutes.� If he drives at 72km/h�where the surface is good and 48km/h�where it is bad, find the number of kilometers of good surface.
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!

                  SPEED       TIME      DISTANCE
GOOD ROAD          72                      d
BAD ROAD           48                 48-d
Total                                  48

You can use this equation for d, the distance on the good road:

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