SOLUTION: It took Sara's mom 7 hours round trip to drive to the university and bring Sara back home for spring break. If the University is 231 miles from home, find her mother's average spee

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Question 285579: It took Sara's mom 7 hours round trip to drive to the university and bring Sara back home for spring break. If the University is 231 miles from home, find her mother's average speed.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The round trip is 231%2A2+=+462 mi
462%2F7+=+66 mi/hr
Her average speed was 66 mi/hr