Are you struggling with GMAT Data Sufficiency Questions? Lucky for you we are determined to make your life a little easier! In this blog, we are picking ten quality data sufficiency problems with their answers and in-depth explanations. At the end of the blog, you can also download the solutions PDF. Let’s go!

## GMAT Data Sufficiency Questions and Answers: Difficulty Level I

Given below are some data sufficiency problems of medium-level difficulty along with their answers. You can also download the detailed solutions pdf later in the blog.

### GMAT Data Sufficiency Question 1:

The question is followed by statements I and ll. Answer the question using the following instructions.

a) If the question can be answered by one of the statements alone, but cannot be answered by using the other statement alone.
b) If the question can be answered by using either statement alone.
c) If the question can be answered by using both the statements together, but cannot be answered by using either statement alone.
d) If the question cannot be answered even by using statements together

1.  Consider three real numbers, X, Y and Z. Is Z the smallest of these numbers?

A. X is greater than at least one of Y and Z.
B. Y is greater than at least one of X and Z.

### GMAT Data Sufficiency Question 2:

In the question there are two Statements: A and B choose:

a) If the question can be answered by one of the statements alone, but cannot be answered by using the other statement alone.
b) If the question can be answered by using either statement alone.
c) If the question can be answered by using both the statements together, but cannot be answered by using either statement alone.
d) If the question cannot be answered even by using statements together

2. Consider three real numbers, X, Y and Z. Is Z the smallest of these numbers?

A. X is greater than at least one of Y and Z.
B. Y is greater than at least one of X and Z.

### GMAT Data Sufficiency Question 3:

Directions for Questions 3 and 4: Each question is followed by two statements, A and B. Answer each question using the following instructions, choose:

a) If the question can be answered by using one of the statements alone but not by using the other statement alone.
b) If the question can be answered by using either of the statements alone.
c) If the question can be answered by using both statements together but not by either statement alone.
d) If the question cannot be answered on the basis of the two statements.

3. Four candidates for an award obtain distinct scores in a test. Each of the four casts a vote to choose the winner of the award. The candidate who gets the largest number of votes wins the award. In case of a tie in the voting process, the candidate with the highest score wins the award. Who wins the award?

A. The candidates with the top three scores each vote for the top score amongst the other three.
B. The candidate with the lowest score votes for the player with the second-highest score.

### GMAT Data Sufficiency Question 4:

4. In a class of 30 students, Rashmi secured the third rank among the girls, while her brother Kumar studying in the same class secured the sixth rank in the whole class. Between the two, who had a better overall rank?

A. Kumar was among the top 25% of the boys merit list in the class of which 60% were boys.
B. There were three boys among the top five rank holders, and three girls among the top ten rank holders.

### GMAT Data Sufficiency Question 5:

5. Five students Atul, Bala, Chetan, Dev, and Ernesto were the only ones who participated in a quiz contest. They were ranked based on their scores in the contest. Dev got a higher rank as compared to Ernesto, while Bala got a higher rank as compared to Chetan. Chetan’s rank was lower than the median. Who among the five got the highest rank?

A. Atul was the last rank holder.
B. Bala was not among the top two rank holders.

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## GMAT Data Sufficiency Questions and Answers: Difficulty Level II

Given below are some data sufficiency problems of a higher level of difficulty along with their answers. You can also download the detailed solutions PDF at the end of the blog.

### GMAT Data Sufficiency Question 6:

Directions for Questions 6 and 7: Each question is followed by two statements, A and B. Answer each question using the following instructions:

Choose (a) if the question can be answered by using statement A alone but not by using B alone.
Choose (b) if the question can be answered by using statement B alone but not by using A alone.
Choose (c) if the question can be answered by using either statement alone and
Choose (d) if the question can be answered using both the statements together but not by either statement alone.

6. In a cricket match, the ‘Man of the Match’ award is given to the player scoring the highest number of runs. In the case of a tie, the player (out of those locked in the tie) who has taken the higher number of catches is chosen. Even thereafter if there is a tie, the player (out of those locked in the tie) who has dropped fewer catches is selected.
Aakash, Bilap, and Chirag who were contenders for the award dropped at least one catch each. Bilap dropped two catches more than Aakash did, scored 50 and took 2 catches. Chirag got 2 chances to catch and dropped both. Who was the Man of the Match?

A. Chirag made 15 runs less than both Aakash and Bilap.
B. The catches dropped less by Bilap are 1 more than the catches taken by Aakash.

### GMAT Data Sufficiency Question 7:

7. Four friends – A, B, C and D got the top four ranks in a competitive examination, but A did not get the first, B did not get the second, C did not get the third, and D did not get the fourth rank. Who secured which rank?

A. Neither A nor D were among the first 2.
B. Neither B nor C was third or fourth.

### GMAT Data Sufficiency Question 8:

The question given below is followed by two statements, A and B. Mark the answer using the following instructions:

Mark (a) if the question can be answered by using statement A alone, but cannot be answered by using statement B alone.

Mark (b) if the question can be answered by using statement B alone, but cannot be answered by using statement A alone.

Mark (c) if the question cannot be answered even by using both the statements together.

Mark (d) if the question can be answered by using either statement alone.

8. Uncle Gomes distributes 40 candies among five children in such a way that each child gets at least one candy and no two children get the same number of candies. What is the number of candies received by the child who gets the maximum number of candies among the five children?

A. Each child gets more than 4 candies.
B. The sum of the number of candies received by the child who gets the maximum and the child who gets the minimum number of candies among the five children is 29.

### GMAT Data Sufficiency Question 9:

The question given below is followed by two statements, A and B. Mark the answer using the following instructions:

Mark (a) if the question can be answered by using one of the statements alone, but cannot be answered by using the other statement alone.

Mark (b) if the question can be answered by using either statement alone

Mark (c) if the question can be answered using both the statement together but cannot be answered by using either statement alone.

Mark (d) if the question can be answered by using both statements together.

9. Some students are standing in a row facing the West direction. Fourteen students are standing to the left of Mukesh and twenty two students are standing to the right of Rakesh. How many students are there in all?

A. Exactly 5 students are standing between Mukesh and Rakesh.
B. The total number of students is a prime number less than 37.

### GMAT Data Sufficiency Question 10:

The question given below is followed by two statements, A and B. Mark the answer using the following instructions:

Mark (a) if the question can be answered by using one of the statements alone, but cannot be answered by using the other statement alone.

Mark (b) if the question can be answered by using either statement alone.

Mark (c) if the question can be answered by using both the statements together, but cannot be answered by using either statement alone.

Mark (d) if the question cannot be answered even by using both the statements together.

10. The houses of Pavan, Pranab, Mohit and Santosh are of different sizes and each house has some vehicle parking slots. Pavan stays in the second smallest house, which has the same number of parking slots as that in Pranab’s house. The largest house is not the one with the highest number of parking slots. Santosh’s house is not the smallest. The sum of the number of parking slots in Mohit’s house and Pranab’s house is an even number. Who among the four stays in the second-largest house and how many parking slots does it have?

A. One house has two parking slots and the remaining three houses have one parking slot each.
B. The four houses have two, three, three, and five parking slots, in no particular order.