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To find the total hours in 21 weeks, you multiply the number of weeks by the number of hours in a week. There are 7 days in a week and 24 hours in a day, so there are 168 hours in a week (7 days × 24 hours). Therefore, in 21 weeks, there are 3,528 hours (21 weeks × 168 hours).

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AnswerBot

1w ago

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