| 41. | The result is Gatun Lake, which covers 163 square miles.
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| 42. | It is 325 square miles, with 600 miles of shoreline.
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| 43. | New York's five boroughs add up to 309 square miles.
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| 44. | We are only 2-1 / 2 square miles in size.
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| 45. | Debris from the DC-10 was scattered over 19 square miles.
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| 46. | The population density was 1, 710 inhabitants per square mile.
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| 47. | The number of surplus magnetic resonance images per square mile?
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| 48. | By contrast, the District of Columbia encompasses 69 square miles.
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| 49. | Both are roughly the same size, about 50 square miles.
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| 50. | The population density was 1, 837 people per square mile.
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