Question

In each of the following questions, therefore are four options. The numbers, in these options, are alike in certain manner. Only one number does not fit in. Choose the one which is different from the rest.

• A. $2731$
• B. $1357$
• C. $2571$
• D. $2357$

Answer 1

Answer: (B)

$1357$

All terms contain at least one even digit.

But in $1357$ all digits are odd.

Hence answer is option B.