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Mathematics, 01.05.2021 14:50 thebigman7993
At a certain concert, the audience was allowed to enter in a certain way. The first time a bell rang only one person was allowed
to enter and choose his or her seat. The second time the bell rang 3 people were allowed to enter. On each successive ring the
group that enters has two more people than the previous group. How many people have entered after the 25th ring of the bell?
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At a certain concert, the audience was allowed to enter in a certain way. The first time a bell rang...
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