Gervais drove an average of 315 miles for 3 days. Henri drove a total of 1,250 miles over one week. How many miles farther did Henri drive? Give me reasons, before answering the question
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Gervais drove 3 * 315 = 945 miles. 1250 - 945 = 305 miles. Henri drove 305 miles farther. So the final answer is 305.
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