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Which information is not necessary to solve this problem? Two students from each town were selected for the county speech contest. Each had to prepare and present a 3 minute speech. There are 12 towns in the district. How many students were invited to the speech contest? A. Two students from each town were selected. B. Each speech is 3 minutes long. C. There are 12 towns in the district.

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Dragonfire0522
B
The problem does not ask how long the event will last, or anything relevant to time, therefore it has to be B.

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