Three of the following four numbers are alike in a certain way and one is different Pick the number ...........

General Intelligence and Reasoning (CHSL) Similarities and Differences

Three of the following four numbers are alike in a certain way and one is different. Pick the number that is different from the rest.

253

239

277

233

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Explanation:

All the three options except 253 are prime numbers and as we know that prime numbers are the numbers which are only divisible by 1 and the number itslef whereas non prime numbers are also divisible by other numbers.In this case 253 is not a prime number as it is divisibe by 11 and 23 but other three numbers are not divisible by any other number and hence option 1 is the odd one out amongst all the option and it is the correct answer.