ReasoningAbility.com

Cousin: Worksheet 10 - Expert Practice Cousin EXPERT

Ready to master Cousin? This accuracy focus 👑 worksheet (10/10) presents 20 expert-level challenges. Focus area: application-based learning. Learn to solve cousin reasoning tricks, handle fast cousin solving, and perfect cousin mastery with our step-by-step solutions.

📝 Worksheet 10 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Expert level

What you'll learn in this worksheet:
Your progress through Cousin
Worksheet 10 of 10 (100% complete)

Question 1

Karan and Wei are brothers. Karan is the grandfather of Nitin. Wei is the grandfather of Harper. How is Nitin related to Harper?
Nitin and Harper share great-grandparents (the parents of Karan and Wei) but not grandparents, making them second cousins.

Question 2

Ivan and Kwame are brothers. Arjun is the child of Ivan. Jennifer is the child of Arjun. Ama is the child of Kwame. How is Jennifer related to Ama?
Jennifer is a grandchild of Ivan, and Ama is a child of Kwame (brother of Ivan). Since Jennifer is one generation further than Ama from their common ancestors, they are first cousins once removed.

Question 3

Liam and Logan are brothers. Liam is the grandfather of Evelyn. Logan is the grandfather of Harper. How is Evelyn related to Harper?
Evelyn and Harper share great-grandparents (the parents of Liam and Logan) but not grandparents, making them second cousins.

Question 4

Hiroshi and Dev are brothers. Hiroshi is the grandfather of Karan. Dev is the grandfather of Chen. How is Karan related to Chen?
Karan and Chen share great-grandparents (the parents of Hiroshi and Dev) but not grandparents, making them second cousins.

Question 5

Sachin and Elijah are brothers. Sachin is the grandfather of Kavya. Elijah is the grandfather of Chloe. How is Kavya related to Chloe?
Kavya and Chloe share great-grandparents (the parents of Sachin and Elijah) but not grandparents, making them second cousins.

Question 6

Evelyn's father is David. Amelia's father is Elijah. David and Elijah are brothers. How is Evelyn related to Amelia?
Children of brothers are first cousins. Since Evelyn's father (David) and Amelia's father (Elijah) are brothers, Evelyn and Amelia are first cousins.

Question 7

David's father is Wei. Raj's father is Mason. Wei and Mason are brothers. How is David related to Raj?
Children of brothers are first cousins. Since David's father (Wei) and Raj's father (Mason) are brothers, David and Raj are first cousins.

Question 8

Sachin's father is Wei. Jennifer's father is Raj. Wei and Raj are brothers. How is Sachin related to Jennifer?
Children of brothers are first cousins. Since Sachin's father (Wei) and Jennifer's father (Raj) are brothers, Sachin and Jennifer are first cousins.

Question 9

Lucas and Mason are brothers. Aarav is the child of Lucas. Giulia is the child of Aarav. Dev is the child of Mason. How is Giulia related to Dev?
Giulia is a grandchild of Lucas, and Dev is a child of Mason (brother of Lucas). Since Giulia is one generation further than Dev from their common ancestors, they are first cousins once removed.

Question 10

Mateo and Dev are brothers. Mateo is the grandfather of Elijah. Dev is the grandfather of Sachin. How is Elijah related to Sachin?
Elijah and Sachin share great-grandparents (the parents of Mateo and Dev) but not grandparents, making them second cousins.

Question 11

Elijah and Pierre are brothers. Ama is the child of Elijah. Lucas is the child of Ama. Dev is the child of Pierre. How is Lucas related to Dev?
Lucas is a grandchild of Elijah, and Dev is a child of Pierre (brother of Elijah). Since Lucas is one generation further than Dev from their common ancestors, they are first cousins once removed.

Question 12

Lucas and Aarav are brothers. Wei is the child of Lucas. Evelyn is the child of Wei. Rohit is the child of Aarav. How is Evelyn related to Rohit?
Evelyn is a grandchild of Lucas, and Rohit is a child of Aarav (brother of Lucas). Since Evelyn is one generation further than Rohit from their common ancestors, they are first cousins once removed.

Question 13

Raj and Elijah are brothers. Nisha is the child of Raj. Aarav is the child of Nisha. Isabella is the child of Elijah. How is Aarav related to Isabella?
Aarav is a grandchild of Raj, and Isabella is a child of Elijah (brother of Raj). Since Aarav is one generation further than Isabella from their common ancestors, they are first cousins once removed.

Question 14

Mason and Dev are brothers. Linda is the child of Mason. Jennifer is the child of Linda. James is the child of Dev. How is Jennifer related to James?
Jennifer is a grandchild of Mason, and James is a child of Dev (brother of Mason). Since Jennifer is one generation further than James from their common ancestors, they are first cousins once removed.

Question 15

Liam and Chen are brothers. Nisha is the child of Liam. Elijah is the child of Nisha. Ethan is the child of Chen. How is Elijah related to Ethan?
Elijah is a grandchild of Liam, and Ethan is a child of Chen (brother of Liam). Since Elijah is one generation further than Ethan from their common ancestors, they are first cousins once removed.

Question 16

Lucas's father is James. Logan's father is Liam. James and Liam are brothers. How is Lucas related to Logan?
Children of brothers are first cousins. Since Lucas's father (James) and Logan's father (Liam) are brothers, Lucas and Logan are first cousins.

Question 17

Dev and James are brothers. Omar is the child of Dev. Hiroshi is the child of Omar. Chen is the child of James. How is Hiroshi related to Chen?
Hiroshi is a grandchild of Dev, and Chen is a child of James (brother of Dev). Since Hiroshi is one generation further than Chen from their common ancestors, they are first cousins once removed.

Question 18

Pierre and Mason are brothers. Pierre is the grandfather of Giulia. Mason is the grandfather of Amelia. How is Giulia related to Amelia?
Giulia and Amelia share great-grandparents (the parents of Pierre and Mason) but not grandparents, making them second cousins.

Question 19

Lucas and Ethan are brothers. Isabella is the child of Lucas. Yuki is the child of Isabella. Mason is the child of Ethan. How is Yuki related to Mason?
Yuki is a grandchild of Lucas, and Mason is a child of Ethan (brother of Lucas). Since Yuki is one generation further than Mason from their common ancestors, they are first cousins once removed.

Question 20

Mason and James are brothers. Mason is the grandfather of Mason. James is the grandfather of Mia. How is Mason related to Mia?
Mason and Mia share great-grandparents (the parents of Mason and James) but not grandparents, making them second cousins.
Previous Worksheet