1.

Four numbers have been given, out of which all except one share some common property and hence are alike, while one is different. Choose the odd one out: 1. 2572. 3573. 2474. 235

Answer» Correct Answer - Option 1 : 257

357 is a multiple of 3.

247 is a multiple of 13 and 19.

235 is a multiple of 5.

257 has only two factors i.e. 1 and 257.

Thus, 257 is a prime number, unlike others.

Hence, 257 is different from the others.



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