Knowledge Booster: Series Edition (18 Feb 2026)
Welcome to today's Series Knowledge Booster! We've handpicked 10 essential questions from our database to help you sharpen your skills. Dive in and test your knowledge!
Q1. Find missing: 5,10,20,40,?,160 लुप्त संख्याएँ ज्ञात कीजिए: 5,10,20,40,?,160
- A) 60
- B) 70
- C) 80
- D) 90
Correct Answer: 80
Explanation: ×2 pattern
Q2. Find the missing letter: A, C, E, G, ? लुप्त अक्षर ज्ञात कीजिए: A, C, E, G, ?
- A) H
- B) I
- C) J
- D) K
Correct Answer: I
Explanation: Skipping one letter each
Q3. Find the missing number: 2, 6, 12, 20, ? लुप्त संख्या ज्ञात कीजिए: 2, 6, 12, 20, ?
- A) 28
- B) 30
- C) 32
- D) 34
Correct Answer: 30
Explanation: +4,+6,+8,+10
Q4. Find missing number: 3, 6, 12, 24, ? लुप्त संख्या ज्ञात कीजिए: 3, 6, 12, 24, ?
- A) 36
- B) 40
- C) 48
- D) 50
Correct Answer: 48
Explanation: Each ×2
Q5. Find the missing term: 2,4,8,16,?,64 लुप्त पद ज्ञात कीजिए: 2,4,8,16,?,64
- A) 24
- B) 32
- C) 40
- D) 48
Correct Answer: 32
Explanation: Doubling pattern
Q6. Find the missing term: 5, 10, 20, 40, ? लुप्त पद ज्ञात कीजिए: 5, 10, 20, 40, ?
- A) 60
- B) 70
- C) 80
- D) 100
Correct Answer: 80
Explanation: Multiply each by 2
Q7. Find the missing term: 3,6,12,24,?,96 लुप्त पद ज्ञात कीजिए: 3,6,12,24,?,96
- A) 36
- B) 48
- C) 60
- D) 72
Correct Answer: 48
Explanation: Doubling pattern
Q8. Find the missing number: 1, 4, 9, 16, ? लुप्त संख्या ज्ञात कीजिए: 1, 4, 9, 16, ?
- A) 20
- B) 24
- C) 25
- D) 30
Correct Answer: 25
Explanation: Squares of 1,2,3,4,5
Q9. Find missing: 10, 20, 30, 50, 80, ? लुप्त संख्याएँ ज्ञात कीजिए: 10, 20, 30, 50, 80, ?
- A) 100
- B) 110
- C) 120
- D) 130
Correct Answer: 130
Explanation: +10,+10,+20,+30,+50
Q10. Find the missing term: 2, 4, 8, 16, ? लुप्त पद ज्ञात कीजिए: 2, 4, 8, 16, ?
- A) 18
- B) 24
- C) 32
- D) 36
Correct Answer: 32
Explanation: Each term ×2
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