Question

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

    53 ? 55 49 57

    47
    A 51 Correct Answer Incorrect Answer
    B 55 Correct Answer Incorrect Answer
    C 47 Correct Answer Incorrect Answer
    D 40 Correct Answer Incorrect Answer
    E 38 Correct Answer Incorrect Answer

    Solution

    53 – 2 = 51 51 + 4 = 55 55 – 6 = 49 49 + 8 = 57 57 – 10 = 47

    Practice Next