Question: 3:45 pm

Answer: 1545

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Question: 12 noon

Answer: 1200

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Question: midnight

Answer: ?????

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Question: 2:30 am

Answer: 0230

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Question: 7:40 pm

Answer: 1940

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Question: 4:30 am

Answer: 0430

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Question: 5:15 pm

Answer: 1715

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Question: 3:10 pm

Answer: 1510

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Question: 8:45 pm

Answer: 2045

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