Question

    In each of the following question, a letter-number series is given with one or more terms missing as shown by (?). Choose the missing term out of the given alternatives.

    5NH, 9QG, 13TF, 17WE, ?

    A 21ID Correct Answer Incorrect Answer
    B 21ZD Correct Answer Incorrect Answer
    C 27KD Correct Answer Incorrect Answer
    D 28ID Correct Answer Incorrect Answer

    Solution

    First term: 5 + 4 = 9 9 + 4 = 13 13 + 4 = 17 17 + 4 = 21 Second term: N + 3 = Q Q + 3 = T T + 3 = W W + 3 = Z Third term: H – 1 = G G – 1 = F F – 1 = E E – 1 = D

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