In a zoo, there are 210 visitors on first day, 250 visitors on sec | Filo
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Arithmetic Progressions

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In a zoo, there are visitors on first day, visitors on second day and visitors on third day, and so on in an arithmetic sequence. What is the total number of visitors on day?

Correct Answer: Option(d)
Solution: The sequence is

First find the common difference:

We know that,        [First term Last term]

So, the total number of visitors on day is .
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