Three of the following four letter-clusters are alike in a certain way and one is different. Pick the odd one out.
Answer & explanation
Correct answer: option 1
1 2 3 4 5 6 7 8 9 10 11 12 13
A B C D E F G H I J K L M
↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓
Z Y X W V U T S R Q P O N
26 25 24 23 22 21 20 19 18 17 16 15 14
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THE LOGIC FOLLOWED HERE IS :
1) BSMK,
B(2) + S(19) + M(13) + K(11)
45
2) GKDT,
G(7) + K(11) + D(4) + T(20)
42
3) CQLJ,
C(3) + Q(17) + L(12) + J(10)
42
4) DPNH,
D(4) + P16) + N(14) + H(8)
42
Thus, BSMK is odd one.