GMAT Sample Questions

Quantitative Section : Data Sufficiency

51. p > 0 > q

    Quantity A: p + q
    Quantity B: pq

    1. The quantity in Column A is greater.
    2. The quantity in Column B is greater.
    3. The quantities are equal.
    4. The relationship cannot be determined from the information given.

    Ans : D

52. Quantity A: The average (arithmetic mean) of x and y
    Quantity B: The average (arithmetic mean) of x - 1 and y + 1
    1. The quantity in Column A is greater.
    2. The quantity in Column B is greater.
    3. The quantities are equal.
    4. The relationship cannot be determined from the information given.

    Ans : C

53. The integer (x - 1) is a prime number between 40 and 50.

    Quantity A: The sum of all different prime factors of x
    Quantity B: 14

    1. The quantity in Column A is greater.
    2. The quantity in Column B is greater.
    3. The quantities are equal.
    4. The relationship cannot be determined from the information given.

    Ans : B

54. A < C
    B > D > 0

    Quantity A: A - B
    Quantity B: C - D

    1. The quantity in Column A is greater.
    2. The quantity in Column B is greater.
    3. The quantities are equal.
    4. The relationship cannot be determined from the information given.

    Ans : B

55. In a particular jellybean jar, the number of red jellybeans exceeds the number of white ones by a ratio of 3:2. If two red jellybeans were removed, the ratio of red to white jellybeans would be 1:1.

    Quantity A: The number of white jellybeans in the jar
    Quantity B: 4

    1. The quantity in Column A is greater.
    2. The quantity in Column B is greater.
    3. The quantities are equal.
    4. The relationship cannot be determined from the information given.

    Ans : C

56. Is x equal to 0?

    Quantity A: (x + 1)2 = 12
    Quantity B: x2 + 3x = 0

    1. Quantiy A on its own is sufficient to answer the question but Quantiy B on its own is not.
    2. Quantiy B on its own is sufficient to answer the question but Quantiy A on its own is not.
    3. Both statements together are sufficient to answer the question but neither statement is sufficient on its own.
    4. Either statement on its own is sufficient to answer the question
    5. Both statements put together are still insufficient to answer the question

    Ans : C

57. Is p a positive number?

    Quantity A: p3 > 0
    Quantity B: 10p > 1

    1. Quantiy A on its own is sufficient to answer the question but Quantiy B on its own is not.
    2. Quantiy B on its own is sufficient to answer the question but Quantiy A on its own is not.
    3. Both statements together are sufficient to answer the question but neither statement is sufficient on its own.
    4. Either statement on its own is sufficient to answer the question
    5. Both statements put together are still insufficient to answer the question

    Ans : D

58. Lioudmila took a test where there were two types of questions, type I and type II. 2 points were awarded for getting a type I question correct. 5 points were awarded for getting a type II question correct, and there is no penalty for getting questions wrong. How many type I questions did she answer correctly?

    Quantity A: She answered 11 questions correctly.
    Quantity B: She was awarded 43 points.

    1. Quantiy A on its own is sufficient to answer the question but Quantiy B on its own is not.
    2. Quantiy B on its own is sufficient to answer the question but Quantiy A on its own is not.
    3. Both statements together are sufficient to answer the question but neither statement is sufficient on its own.
    4. Either statement on its own is sufficient to answer the question
    5. Both statements put together are still insufficient to answer the question

    Ans : C

59. a and b are integers. What are the values of a and b?

    Quantity A: 2a.3b = 144
    Quantity B: 2a+1.3b-1 = 96

    1. Quantiy A on its own is sufficient to answer the question but Quantiy B on its own is not.
    2. Quantiy B on its own is sufficient to answer the question but Quantiy A on its own is not.
    3. Both statements together are sufficient to answer the question but neither statement is sufficient on its own.
    4. Either statement on its own is sufficient to answer the question
    5. Both statements put together are still insufficient to answer the question

    Ans : D

60. Is x bigger than 5?

    Quantity A: 2x + 9 < 4y + 1
    Quantity B: 8y + 2 < 5x + 7

    1. Quantiy A on its own is sufficient to answer the question but Quantiy B on its own is not.
    2. Quantiy B on its own is sufficient to answer the question but Quantiy A on its own is not.
    3. Both statements together are sufficient to answer the question but neither statement is sufficient on its own.
    4. Either statement on its own is sufficient to answer the question
    5. Both statements put together are still insufficient to answer the question

    Ans : C

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    GMAT Sample Data Sufficiency Question Number : 1-10 | 11-20 | 21-30 | 31-40 | 41-50 | 51-60