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A family is taking a cross-country trip by car. They drive at an average speed of 55mi/h, and their goal is to travel at least 400mi/day. How many hours per day do they need to drive?



Answer :

ozanmercaan
If you divide 400 by 55, you can see that the result is more than 7. So it should be a number bigger than 7, which is 8.
The answer is 8.

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