Banking Quantitative Aptitude Sample Paper Quantitative Aptitude Sample Paper-27

  • question_answer
    Directions: Each of the questions given below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements is sufficient to answer the question. Read both the statements and give answer.                                                            [RBI (Office Assistant) Grade B 2011]
    What is the two-digit positive number?
    I. Sum of the two digits of the number is 8.
    II. Sum of the two digits is 3 more than the higher digit.

    A) If the data in statement I alone is sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question

    B) If the data in statement II alone is sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question

    C) If the data in statement I alone or in statement II alone are sufficient to answer the question

    D) If the data in both the statements I and II are not sufficient to answer the question

    E) If the data in both the statements I and II together are necessary to answer the question

    Correct Answer: E

    Solution :

    From statement I,
    Let two digits be x and y and let y be greater than x.
    Then,    \[x+y=8\]
    From statement II,
    \[x+y+3+y\]\[\Rightarrow \]\[x=3\]
    \[\therefore \]                  \[y=5\]  [from statement I]
    Thus, both the statements are needed to find the number (53 or 3 5).


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