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?

    20, 30, 40, 55, ?,

    160
    A 90 Correct Answer Incorrect Answer
    B 80 Correct Answer Incorrect Answer
    C 65 Correct Answer Incorrect Answer
    D 70 Correct Answer Incorrect Answer
    E 85 Correct Answer Incorrect Answer

    Solution

    20             30           40           55            85            160       +10          +10         +15         +30         +75                ×1          ×1.5          ×2          ×2.5

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