NAME_1 's family went on a camping trip in the mountains . On the first day , they hiked from their car to the campsite . First , they hiked 0.2 mile from the car to a stream , and 0.4 mile from the stream to a meadow . Then they hiked 0.1 mile from the meadow to the campsite . How many miles did NAME_1 's family hike in all ? Provide your response in exactly 3 paragraphs (separated nearby paragraphs with 3 aterisk symbols ***).
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