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Data Sufficiency Beginner-Intermediate Worksheet: Focus on common variations practice Data Sufficiency BEGINNER INTERMEDIATE

Level up your Data Sufficiency skills! You're at Worksheet 4 of 10 (33% through this series). This step-up challenge worksheet features 20 beginner-intermediate-level problems with a focus on common variations practice. Topics covered: data sufficiency for competitive exams, how to solve data sufficiency, data sufficiency tricks.

📝 Worksheet 4 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Beginner Intermediate level

What you'll learn in this worksheet:
Your progress through Data Sufficiency
Worksheet 4 of 10 (33% complete)

Question 1

Is Kavya a sibling of Leila? (1) Kavya is child of Mei. (2) Leila is child of Mei.
Together they confirm Kavya and Leila share parent Mei, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 2

Is Dev the brother of Aarav? (1) Dev is male and child of Giulia. (2) Aarav is child of Giulia.
Statement 1 tells us Dev is male and child of Giulia. Statement 2 tells us Aarav is child of Giulia. Together they confirm Dev and Aarav share parent Giulia and Dev is male, so Dev is the brother of Aarav.

Question 3

Is Pierre a sibling of Ethan? (1) Pierre is child of Kavya. (2) Ethan is child of Kavya.
Together they confirm Pierre and Ethan share parent Kavya, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 4

Is Nisha a sibling of Wei? (1) Nisha is child of Dev. (2) Wei is child of Dev.
Together they confirm Nisha and Wei share parent Dev, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 5

Is Giulia a sibling of Sachin? (1) Giulia is child of Isabella. (2) Sachin is child of Isabella.
Together they confirm Giulia and Sachin share parent Isabella, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 6

Is Nitin the brother of Deepa? (1) Nitin is male and child of John. (2) Deepa is child of John.
Statement 1 tells us Nitin is male and child of John. Statement 2 tells us Deepa is child of John. Together they confirm Nitin and Deepa share parent John and Nitin is male, so Nitin is the brother of Deepa.

Question 7

Is Mason the brother of Rohit? (1) Mason is male and child of Giulia. (2) Rohit is child of Giulia.
Statement 1 tells us Mason is male and child of Giulia. Statement 2 tells us Rohit is child of Giulia. Together they confirm Mason and Rohit share parent Giulia and Mason is male, so Mason is the brother of Rohit.

Question 8

Is Fatima the sister of Elijah? (1) Fatima is female and child of Jennifer. (2) Elijah is child of Jennifer.
Statement 1 tells us Fatima is female and child of Jennifer. Statement 2 tells us Elijah is child of Jennifer. Together they confirm Fatima and Elijah share parent Jennifer and Fatima is female, so Fatima is the sister of Elijah.

Question 9

Is Mia the sister of Dev? (1) Mia is female and child of Nisha. (2) Dev is child of Nisha.
Statement 1 tells us Mia is female and child of Nisha. Statement 2 tells us Dev is child of Nisha. Together they confirm Mia and Dev share parent Nisha and Mia is female, so Mia is the sister of Dev.

Question 10

Is Mei the sister of Chen? (1) Mei is female and child of Meera. (2) Chen is child of Meera.
Statement 1 tells us Mei is female and child of Meera. Statement 2 tells us Chen is child of Meera. Together they confirm Mei and Chen share parent Meera and Mei is female, so Mei is the sister of Chen.

Question 11

Is Pierre the brother of Deepa? (1) Pierre is male and child of Dev. (2) Deepa is child of Dev.
Statement 1 tells us Pierre is male and child of Dev. Statement 2 tells us Deepa is child of Dev. Together they confirm Pierre and Deepa share parent Dev and Pierre is male, so Pierre is the brother of Deepa.

Question 12

Is Aarav the brother of Elijah? (1) Aarav is male and child of Chen. (2) Elijah is child of Chen.
Statement 1 tells us Aarav is male and child of Chen. Statement 2 tells us Elijah is child of Chen. Together they confirm Aarav and Elijah share parent Chen and Aarav is male, so Aarav is the brother of Elijah.

Question 13

Is Leila a sibling of Giulia? (1) Leila is child of Grace. (2) Giulia is child of Grace.
Together they confirm Leila and Giulia share parent Grace, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 14

Is Lucas a sibling of Sachin? (1) Lucas is child of Chloe. (2) Sachin is child of Chloe.
Together they confirm Lucas and Sachin share parent Chloe, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 15

Is Karan a sibling of Sophia? (1) Karan is child of Wei. (2) Sophia is child of Wei.
Together they confirm Karan and Sophia share parent Wei, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 16

Is Evelyn the sister of Sachin? (1) Evelyn is female and child of Harper. (2) Sachin is child of Harper.
Statement 1 tells us Evelyn is female and child of Harper. Statement 2 tells us Sachin is child of Harper. Together they confirm Evelyn and Sachin share parent Harper and Evelyn is female, so Evelyn is the sister of Sachin.

Question 17

Is Meera a sibling of Arjun? (1) Meera is child of Omar. (2) Arjun is child of Omar.
Together they confirm Meera and Arjun share parent Omar, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 18

Is Liam a sibling of Amelia? (1) Liam is child of Ethan. (2) Amelia is child of Ethan.
Together they confirm Liam and Amelia share parent Ethan, making them siblings. Neither statement alone is sufficient because each only gives info about one person.

Question 19

Is Elijah the brother of Mason? (1) Elijah is male and child of Ethan. (2) Mason is child of Ethan.
Statement 1 tells us Elijah is male and child of Ethan. Statement 2 tells us Mason is child of Ethan. Together they confirm Elijah and Mason share parent Ethan and Elijah is male, so Elijah is the brother of Mason.

Question 20

Is Mateo a sibling of Logan? (1) Mateo is child of Meera. (2) Logan is child of Meera.
Together they confirm Mateo and Logan share parent Meera, making them siblings. Neither statement alone is sufficient because each only gives info about one person.
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