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Eldest-Youngest - Expert Level: conceptual clarity Eldest-Youngest EXPERT

This skill evaluation ⚡ worksheet focuses on Eldest-Youngest - a key topic in Age Based Puzzles. You'll solve 20 expert-level problems (Worksheet 9 of 10). The primary focus is on conceptual clarity. Master eldest-youngest ssc cgl, eldest-youngest reasoning tricks, and fast eldest-youngest solving through systematic practice.

📝 Worksheet 9 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Expert level

What you'll learn in this worksheet:
Your progress through Eldest-Youngest
Worksheet 9 of 10 (88% complete)

Question 1

In a family of four: Calvin, Felix, Rishi, Tushar. The youngest is 9 and the eldest is 27. The other two members are 19 and 25. What is the average age of the family?
Sum of all ages = 9 + 19 + 25 + 27 = 80
Average = 80 ÷ 4 = 20

Question 2

In a family of four: Brijesh, Amrita, Indira, Ivan. The youngest is 10 and the eldest is 30. The other two members are 12 and 20. What is the average age of the family?
Sum of all ages = 10 + 12 + 20 + 30 = 72
Average = 72 ÷ 4 = 18

Question 3

In a family of four: Felix, Rashmi, Caleb, Isaac. The youngest is 10 and the eldest is 30. The other two members are 19 and 29. What is the average age of the family?
Sum of all ages = 10 + 19 + 29 + 30 = 88
Average = 88 ÷ 4 = 22

Question 4

In a family of four: Shankar, Stella, Kashish, Pravin. The youngest is 12 and the eldest is 36. The other two members are 30 and 34. What is the average age of the family?
Sum of all ages = 12 + 30 + 34 + 36 = 112
Average = 112 ÷ 4 = 28

Question 5

In a family of four: Chetan, Aparna, Aubrey, Jai. The youngest is 6 and the eldest is 18. The other two members are 11 and 13. What is the average age of the family?
Sum of all ages = 6 + 11 + 13 + 18 = 48
Average = 48 ÷ 4 = 12

Question 6

In a family of four: Sneh, Cole, Nishant, Natalie. The youngest is 7 and the eldest is 21. The other two members are 17 and 19. What is the average age of the family?
Sum of all ages = 7 + 17 + 19 + 21 = 64
Average = 64 ÷ 4 = 16

Question 7

In a family of four: Manan, Sapna, Katia, Allison. The youngest is 7 and the eldest is 14. The other two members are 10 and 13. What is the average age of the family?
Sum of all ages = 7 + 10 + 13 + 14 = 44
Average = 44 ÷ 4 = 11

Question 8

In a family of four: Ved, Ariana, Kaushal, Tanu. The youngest is 10 and the eldest is 30. The other two members are 24 and 28. What is the average age of the family?
Sum of all ages = 10 + 24 + 28 + 30 = 92
Average = 92 ÷ 4 = 23

Question 9

In a family of four: Vedika, Sanjana, Mahak, Mahesh. The youngest is 8 and the eldest is 24. The other two members are 16 and 20. What is the average age of the family?
Sum of all ages = 8 + 16 + 20 + 24 = 68
Average = 68 ÷ 4 = 17

Question 10

In a family of four: Shreya, Evan, Bella, Paridhi. The youngest is 6 and the eldest is 18. The other two members are 15 and 17. What is the average age of the family?
Sum of all ages = 6 + 15 + 17 + 18 = 56
Average = 56 ÷ 4 = 14

Question 11

In a family of four: Caroline, Jaya, Suresh, Rishabh. The youngest is 6 and the eldest is 18. The other two members are 8 and 16. What is the average age of the family?
Sum of all ages = 6 + 8 + 16 + 18 = 48
Average = 48 ÷ 4 = 12

Question 12

In a family of four: Alexander, Piper, Lucas, Dhanush. The youngest is 9 and the eldest is 18. The other two members are 13 and 16. What is the average age of the family?
Sum of all ages = 9 + 13 + 16 + 18 = 56
Average = 56 ÷ 4 = 14

Question 13

In a family of four: Quinn, Shreya, Simran, Kaveri. The youngest is 12 and the eldest is 36. The other two members are 27 and 33. What is the average age of the family?
Sum of all ages = 12 + 27 + 33 + 36 = 108
Average = 108 ÷ 4 = 27

Question 14

In a family of four: Elizabeth, Pranay, Gianna, Cole. The youngest is 6 and the eldest is 18. The other two members are 15 and 17. What is the average age of the family?
Sum of all ages = 6 + 15 + 17 + 18 = 56
Average = 56 ÷ 4 = 14

Question 15

In a family of four: Prithvi, Pooja, Matthew, Mason. The youngest is 10 and the eldest is 20. The other two members are 16 and 18. What is the average age of the family?
Sum of all ages = 10 + 16 + 18 + 20 = 64
Average = 64 ÷ 4 = 16

Question 16

In a family of four: Leon, Swati, Sujata, Owen. The youngest is 11 and the eldest is 22. The other two members are 16 and 19. What is the average age of the family?
Sum of all ages = 11 + 16 + 19 + 22 = 68
Average = 68 ÷ 4 = 17

Question 17

In a family of four: Sahil, Liam, Allison, Emily. The youngest is 8 and the eldest is 24. The other two members are 17 and 23. What is the average age of the family?
Sum of all ages = 8 + 17 + 23 + 24 = 72
Average = 72 ÷ 4 = 18

Question 18

In a family of four: Gianna, Addison, Farhan, Neha. The youngest is 6 and the eldest is 18. The other two members are 15 and 17. What is the average age of the family?
Sum of all ages = 6 + 15 + 17 + 18 = 56
Average = 56 ÷ 4 = 14

Question 19

In a family of four: Emilia, Christopher, Samantha, Vidhi. The youngest is 9 and the eldest is 18. The other two members are 14 and 15. What is the average age of the family?
Sum of all ages = 9 + 14 + 15 + 18 = 56
Average = 56 ÷ 4 = 14

Question 20

In a family of four: Diego, Vishal, Anu, Nora. The youngest is 8 and the eldest is 16. The other two members are 11 and 13. What is the average age of the family?
Sum of all ages = 8 + 11 + 13 + 16 = 48
Average = 48 ÷ 4 = 12
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