Classification Questions for RRB Online Test - 2

Question: 6

Choose the one which is different from the rest three.

(A) 49

(B) 63

(C) 77

(D) 81

Ans: D

Each of the numbers except 81, is divisible by 7.

Question: 7

Choose the one which is different from the rest three.

(A) 6482

(B) 4826

(C) 2648

(D) 2468

Ans: D

All other numbers contain first four consecutive even numbers but not in proper order.

Question: 8

Choose the one which is different from the rest three.

(A) 1592

(B) 2384

(C) 3629

(D) 3756

Ans: C

In all other numbers, the last digit is two times the first.

Question: 9

Choose the one which is different from the rest three.

(A) 1532

(B) 4268

(C) 5846

(D) 6137

Ans: B

In all other numbers, the last digit is one more than the first digit.

Question: 10

Choose the one which is different from the rest three.

(A) 150

(B) 175

(C) 200

(D) 250

Ans: B

Each of the number except 175, is an even multiplies of 25.

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