Question
Select the letter-cluster from among the given options
that can replace the question mark (?) in the following series. TSF, RPJ, PMN, NJR, ?Solution
T – 2 = R, R – 2 = P, P – 2 = N, N – 2 = L S – 3 = P, P – 3 = M, M – 3 = J, J – 3 = G F + 4 = J, J + 4 = N, N + 4 = R, R + 4 = V
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