Question
Three of the following four letter-clusters are alike in
a certain way and one is different. Pick the odd one out.Solution
SFWI → S + 4 = W, F + 3 = I GUKX → G + 4 = K, U + 3 = X NDRG → N + 4 = R, D + 3 = G FLKO → F + 4 = J, L + 3 = O
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