SOLUTION: A race car driver averaged 140 miles/hour. If the driver completed the race in 2 and a half hours how long was the race?

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Question 751115: A race car driver averaged 140 miles/hour. If the driver completed the race in 2 and a half hours how long was the race?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+d+=+r%2At+
+d+=+140t+
+d+=+140%2A2.5+
+d+=+350+
The race was 150 miles long