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Mathematics, 13.10.2020 01:01 lorreee

Suppose each of them tells 1 person, and then everybody tells exactly 1 other person, and so on. Assume that the rate for telling the next person is 1 hour. That is, initially Jack and Jill know; after 1 hour, 2 more people know, ... How long (in hours) will it take until all 450 students in the school hear the rumor?

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Suppose each of them tells 1 person, and then everybody tells exactly 1 other person, and so on. Ass...

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