100+ Classification Reasoning Online Test - 2

Question: 6

Choose the one which is different from the rest three.

(A) 5678

(B) 5467

(C) 3456

(D) 2345

Ans: B

All other numbers contain four consecutive digits in order.

Question: 7

Choose the one which is different from the rest three.

(A) 7

(B) 15

(C) 31

(D) 57

Ans: D

Question: 8

Choose the one which is different from the rest three.

(A) 136

(B) 244

(C) 324

(D) 514

Ans: C

Sum of the digits in each other number is 10.

Question: 9

Choose the one which is different from the rest three.

(A) 2378

(B) 3740

(C) 5869

(D) 7946

Ans: B

In all other numbers, the sum of the first and the last digits is equal to the product of other two digits.

Question: 10

Choose the one which is different from the rest three.

(A) 37

(B) 49

(C) 132

(D) 154

Ans: A

37 is the only prime number in the group.

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