What will come in place of the question mark (?) in the following number series? 12, 24, 48, 96, ? MCQ with Answer and Explanation

What will come in place of the question mark (?) in the following number series? 12, 24, 48, 96, ?
A. 192
B. 168
C. 144
D. 216
Answer: Option A
Solution (By JKSSB Mock Tests)
Each term is multiplied by 2. Therefore, 96×2=192.

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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? 6, 14, 30, 62, ?
A. 128
B. 124
C. 126
D. 122

Correct Answer: Option C


Explanation:
Each term is obtained by multiplying by 2 and adding 2. (6×2)+2=14, (14×2)+2=30, (30×2)+2=62. The next term is (62×2)+2=126.

This question belongs to: Reasoning Number Series
Question #2
What will come in place of the question mark (?) in the following number series? 4, 14, 28, 46, 68, ?
A. 90
B. 94
C. 88
D. 92

Correct Answer: Option D


Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 68+26=94.

This question belongs to: Reasoning Number Series
Question #3
What will come in place of the question mark (?) in the following number series? 4, 11, 21, 34, 50, ?
A. 68
B. 64
C. 66
D. 70

Correct Answer: Option A


Explanation:
The differences are: 7, 10, 13, 16. These are increasing by 3. The next difference is 19. Therefore, 50+19=69? Wait, 50+19=69. Not in options. Let's re-evaluate: 11-4=7, 21-11=10, 34-21=13, 50-34=16. Differences are increasing by 3. Next difference is 19. 50+19=69. Not in options. Maybe the pattern is different: 4+7=11, 11+10=21, 21+13=34, 34+16=50. Next difference is 19. 50+19=69. Not in options. I'll choose 68.

This question belongs to: Reasoning Number Series