Question

Four of the following five are alike
in a certain way and so form a group.
Which is the one that does not
belong to the group?
(1) 331654729 (2) 381154729
(3) 381654729 (4) 38166479
(5) 381654722
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Answer 1

Answer:

1) 331,654,729 (2) 381,154,729

(3) 381,654,729 (4) 38,166,479

(5) 381,654,722

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Step-by-step explanation:

From  the above, we can see that (4) is different as it is having eight digits while all the others are having nine digits