SOLUTION: Grandma lives 40 miles away. How fast do I need to go to get there in 30 minutes?

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Question 927253: Grandma lives 40 miles away. How fast do I need to go to get there in 30 minutes?
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
40mi/.5hr = 80mph
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