GMAT Sample Questions

Quantitative Section : Data Sufficiency

Directions: Each of the following GMAT sample data sufficiency problems contains a question followed by two statements, numbered (A) and (B). You need not solve the GMAT sample data sufficiency problem; rather you must decide whether the information given is sufficient to solve the problem.

The correct answer to a question is

1. if statement (A) ALONE is sufficient to answer the question but statement (B) alone is not sufficient;
2. if statement (B) ALONE is sufficient to answer the question but statement (1) alone is not sufficient;
3. if the two statements TAKEN TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient;
4. if EACH statement ALONE is sufficient to answer the question;
5. if the two statements TAKEN TOGETHER are still NOT sufficient to answer the question.

1. Quantity A: (-6)⁴
   Quantity B: (-6)⁵
   1. if the quantity A is greater;
   2. if the quantity B is greater;
   3. if the two quantities are equal;
   4. if the relationship cannot be determined from the information given.

   Ans : A

2. Quantity A: Time to travel 95 miles at 50 miles per hour
   Quantity B: Time to travel 125 miles at 60 miles per hour
   1. Quantity A is greater
   2. Quantity A equals Quantity B
   3. Quantity B is greater
   4. Relationship Indeterminate

   Ans : C

3. Quantity A: (9/13)²
   Quantity B: (9/13)^1/2
   1. Quantity A equals Quantity B
   2. Relationship Indeterminate
   3. Quantity B is greater
   4. Quantity A is greater

   Ans : C

4. Quantity A: 4 / 100
   Quantity B: 0.012 / 3
   1. Quantity B is greater
   2. Quantity A equals Quantity B
   3. Quantity A is greater
   4. Relationship Indeterminate

   Ans : C

5. x = 2y + 3
   y = -2

   Quantity A: x
   Quantity B: -1

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

   Ans : C

6. x + 2y > 8

   Quantity A: 2x + 4y
   Quantity B: 20

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

   Ans : D

7. Quantity A: The number of months in 7 years
   Quantity B: The number of days in 12 weeks
   1. if the quantity in Column A is greater
   2. if the quantity in Column B is greater
   3. if the two quantities are equal
   4. if the relationship cannot be determined from the information given

   Ans : C

8. Quantity A: 1-1/27
   Quantity B: 8/9 + 1/81
   1. if the quantity in is greater
   2. if the quantity in is greater
   3. if the two quantities are equal
   4. if the relationship cannot be determined from the information given.

   Ans : A

9. r/>s/>0/>

   Quantity A: rs/r
   Quantity B: rs/s

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

   Ans : B

10. Quantity A: 0.83
    Quantity B: 0.81/3
    1. Quantity B is greater
    2. Relationship Indeterminate
    3. Quantity A is greater
    4. Quantity A equals Quantity B

    Ans : A