New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    What will come in place of the question mark (?) in the following series?

    13, 55, 111, 183, 273,

    ? 
    A 310 Correct Answer Incorrect Answer
    B 352 Correct Answer Incorrect Answer
    C 383 Correct Answer Incorrect Answer
    D 230 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 13 + 6 × 7 = 55 55 + 7 × 8 = 111 111 + 8 × 9 = 183 183 + 9 × 10 = 273 273 + 10 × 11 = 383

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