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= π * (3 m)² * 10 m
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= 90π cubic meters
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Draining rate = 2 cubic meters per minute
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Time to empty = Total volume / Draining rate
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= 90π / 2
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= 45π minutes
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Approximate value (using π ≈ 3.14):
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= 45 * 3.14
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= 141.3 minutes
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#### 141.3
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Question:
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A car travels from point A to point B at a speed of 60 km/h and returns at a speed of 40 km/h. If the total travel time is 5 hours what is the distance between point A and point B?
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