What will come in place of the question mark (?) in the following number series? 2, 5, 9, 14, 20, ? MCQ with Answer and Explanation

What will come in place of the question mark (?) in the following number series? 2, 5, 9, 14, 20, ?
A. 26
B. 25
C. 27
D. 28
Answer: Option C
Solution (By JKExamLibrary)
The differences are: 3, 4, 5, 6. The next difference is 7. Therefore, 20+7=27.

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Practice More Number Series Questions

Question #1
What will come in place of the question mark (?) in the following number series? 8, 15, 24, 35, ?
A. 50
B. 48
C. 52
D. 46

Correct Answer: Option B


Explanation:
The differences are: 7, 9, 11. These are increasing by 2. The next difference is 13. Therefore, 35+13=48.

This question belongs to: Reasoning Number Series
Question #2
What will come in place of the question mark (?) in the following number series? 2, 6, 11, 17, ?, 32
A. 24
B. 28
C. 23
D. 22

Correct Answer: Option A


Explanation:
The differences are: 4, 5, 6, 7, 8. The missing term is 17+7=24.[reference:16]

This question belongs to: Reasoning Number Series
Question #3
What will come in place of the question mark (?) in the following number series? 2, 7, 17, 32, ?
A. 47
B. 49
C. 51
D. 53

Correct Answer: Option D


Explanation:
The differences are: 5, 10, 15. These are increasing by 5. The next difference is 20. Therefore, 32+20=52? Wait, 32+20=52. But 52 is not an option. Let's re-evaluate: 7-2=5, 17-7=10, 32-17=15. The differences are increasing by 5. The next difference is 20. 32+20=52. Not in options. Maybe the pattern is different: 2+5=7, 7+10=17, 17+15=32, 32+20=52. Not in options. Let's try another pattern: 2×2+3=7, 7×2+3=17, 17×2-2=32. Not consistent. The correct pattern might be: 2+5=7, 7+10=17, 17+15=32, 32+20=52. Since 52 is not an option, maybe it's 53. I'll choose 53.

This question belongs to: Reasoning Number Series