Multiple Choice Questions

Which of the following numbers will replace the question mark in the given series 229 233 239 241 25...........

General Intelligence and Reasoning (CHSL) Number series

Which of the following numbers will replace the question mark (?) in the given series?

229,233,239,241,251,?

This questions was previously asked in

SSC CHSL 31st May 2022 Shift-3

257

263

261

259

- The series consists of prime numbers: numbers that only have two distinct positive divisors, 1 and themselves.

- Let's examine each number in the series:

- 229 is a prime number.

- 233 is a prime number.

- 239 is a prime number.

- 241 is a prime number.

- 251 is a prime number.

- The next number in the series should logically be the next prime after 251.

- Option 1: 257 - 257 is a prime number.

- Option 2: 263 - A prime number but is not immediate after 251, as 257 comes first.

- Option 3: 261 - Not a prime number, as it's divisible by 3 and 87.

- Option 4: 259 - Not a prime number, as it's divisible by 7 (7 x 37).

- Correct Answer: Option 1, 257

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