Question 31

Select the option that does NOT belong to the given series:

EC, H, HF, N, KI, U

The logic here is

E + C = 5 + 3 = 8 = H

H + F = 8 + 6 = 14 = N

K + I = 11 + 9 = 20 = T

$$\therefore\ $$U does not belong to the given series

Hence, the correct answer is Option D

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