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

    Question

    In each of the following questions a number series is given.  One term of the series is denoted by X. You have to calculate the value of  X and by using the value of  X,  you have to replace the question mark (?) in the following questions :

    If  3  12  108  x    43200 Then, 47% of (x

    + 72)= ?
    A 921 Correct Answer Incorrect Answer
    B 846 Correct Answer Incorrect Answer
    C 563 Correct Answer Incorrect Answer
    D 892 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    3 (× 4),  12 (× 9),  108 (× 16),  1,728  (× 25),  43,200 Hence, x= 1728 Hence, 47% of (x + 72) = 47/100 ×  (1,728 + 72) = 47/100 × 1,800 = 846

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