Home Subjects Verbal Reasoning Series Completion

Verbal Reasoning
Series Completion

Blood relations, syllogism, seating arrangement

46 Q 5 Topics Take Mock Test
Advertisement
Difficulty: All Easy Medium Hard 21–30 of 46
Topics in Verbal Reasoning
Q.21 Medium Series Completion
Complete: 1, 4, 16, 64, 256, ?
A 512
B 1024
C 2048
D 4096
Correct Answer:  B. 1024
EXPLANATION

Each term is multiplied by 4 (powers of 4). 256 × 4 = 1024

Test
Q.22 Medium Series Completion
Find next term: 100, 99, 97, 94, 90, ?
A 85
B 86
C 87
D 88
Correct Answer:  A. 85
EXPLANATION

Differences are: -1, -2, -3, -4, -5. So next is 90 - 5 = 85

Test
Q.23 Medium Series Completion
Find missing term: 10, 11, 13, 16, 20, 25, ?
A 31
B 32
C 30
D 33
Correct Answer:  A. 31
EXPLANATION

Differences: 1, 2, 3, 4, 5, 6. So 25 + 6 = 31

Test
Q.24 Medium Series Completion
Complete the series: 6, 13, 22, 33, 46, ?
A 61
B 60
C 62
D 59
Correct Answer:  A. 61
EXPLANATION

Differences: 7, 9, 11, 13, 15. Pattern increases by 2 each time: 46 + 15 = 61

Test
Q.25 Medium Series Completion
Complete: 1, 2, 4, 7, 11, 16, 22, ?
A 29
B 30
C 28
D 31
Correct Answer:  A. 29
EXPLANATION

Differences form sequence 1, 2, 3, 4, 5, 6, 7: 22 + 7 = 29

Test
Q.26 Medium Series Completion
Find next: 3, 12, 27, 48, 75, ?
A 108
B 100
C 110
D 105
Correct Answer:  A. 108
EXPLANATION

Pattern: 3×1², 3×2², 3×3², 3×4², 3×5², 3×6² = 108

Test
Q.27 Medium Series Completion
Find missing term: 2, 6, 12, 20, 30, 42, ?
A 56
B 60
C 64
D 68
Correct Answer:  A. 56
EXPLANATION

Pattern: n(n+1) for n = 1, 2, 3... gives 2, 6, 12, 20, 30, 42, 56

Test
Q.28 Medium Series Completion
Complete: 7, 14, 28, 35, 70, 77, ?
A 154
B 140
C 147
D 156
Correct Answer:  A. 154
EXPLANATION

Pattern alternates: ×2, ×2, +7, ×2, +7, ×2. So 77 × 2 = 154

Test
Q.29 Medium Series Completion
Complete: 4, 6, 12, 14, 28, 30, ?
A 60
B 62
C 64
D 66
Correct Answer:  A. 60
EXPLANATION

Alternating operations: +2, ×2, +2, ×2, +2, ×2. So 30 × 2 = 60

Test
Q.30 Medium Series Completion
Find the next term: 1, 3, 7, 15, 31, 63, ?
A 127
B 128
C 129
D 126
Correct Answer:  A. 127
EXPLANATION

Each term = 2^n - 1. For n=7: 2^7 - 1 = 127

Test
IGET
IGET AI
Online · Exam prep assistant
Hi! 👋 I'm your iget AI assistant.

Ask me anything about exam prep, MCQ solutions, study tips, or strategies! 🎯
UPSC strategy SSC CGL syllabus Improve aptitude NEET Biology tips