Question
Which letter cluster will complete the given series?
LSKR, JOOT, HKSV, FGWX, DCAZ, ______Solution
L - 2 = J, J - 2 = H, H - 2 = F, F - 2 = D, D - 2 = B S - 4 = O, O - 4 = K, K - 4 = G, G - 4 = C, C - 4 = Y K + 4 = O, O + 4 = S, S + 4 = W, W + 4 = A, A + 4 = E R + 2 = T, T + 2 = V, V + 2 = X, X + 2 = Z, Z + 2 = B
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