SOLUTION: Trey travel 100 miles in less than 2 hours if and only if his average speed is...?

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Question 905068: Trey travel 100 miles in less than 2 hours if and only if his average speed is...?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
100mi%2Fr+%3C+2hr
50mph < r
0r may be presented as:
r > 50mph