Answer:
Time (in hours) = Distance / Speed
Distance = Perimeter of the lake = 8400 meters
Speed = 35 m/min
First, you need to convert the speed from meters per minute to meters per hour:
35 m/min * (60 min/hour) = 2100 m/hour
Now you can calculate the time it takes:
Time (in hours) = 8400 meters / 2100 m/hour = 4 hours
Explanation:
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