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Verbal Reasoning
Series Completion

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40 Q 5 Topics Take Mock Test
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Difficulty: All Easy Medium Hard 31–40 of 40
Topics in Verbal Reasoning
Complete: 1, 1, 2, 3, 5, 8, 13, ?, 34
A 18
B 19
C 20
D 21
Correct Answer:  D. 21
EXPLANATION

Fibonacci sequence where each term is sum of previous two. 8 + 13 = 21

Test
Find the missing number: 4, 9, 16, 25, 36, ?, 64
A 42
B 49
C 48
D 50
Correct Answer:  B. 49
EXPLANATION

These are perfect squares: 2², 3², 4², 5², 6², 7², 8². Missing is 7² = 49

Test
Complete the series: 2, 5, 10, 17, 26, ?
A 37
B 35
C 39
D 41
Correct Answer:  A. 37
EXPLANATION

Pattern: Add 3, 5, 7, 9, 11... (odd numbers). 26 + 11 = 37

Test
Find missing: 11, 22, 33, 44, 55, ?
A 66
B 65
C 70
D 68
Correct Answer:  A. 66
EXPLANATION

Multiples of 11 in sequence

Test
Complete: 1, 4, 9, 16, 25, 36, ?
A 49
B 48
C 50
D 52
Correct Answer:  A. 49
EXPLANATION

Perfect squares: 1², 2², 3², 4², 5², 6², 7²

Test
Find the next: 2, 4, 8, 16, 32, ?
A 64
B 60
C 56
D 48
Correct Answer:  A. 64
EXPLANATION

Geometric sequence with common ratio 2

Test
Complete the series: 100, 50, 25, 12.5, ?
A 6.25
B 6.5
C 5.25
D 7.5
Correct Answer:  A. 6.25
EXPLANATION

Each term is divided by 2. 12.5/2 = 6.25

Test
Find next: 1, 1, 2, 3, 5, 8, 13, ?
A 21
B 19
C 18
D 20
Correct Answer:  A. 21
EXPLANATION

Fibonacci sequence where each term is sum of previous two

Test
Complete: 5, 10, 15, 20, 25, ?
A 30
B 35
C 40
D 45
Correct Answer:  A. 30
EXPLANATION

Simple arithmetic sequence with common difference 5

Test
Find the missing term: A, C, E, G, I, ?
A K
B J
C L
D M
Correct Answer:  A. K
EXPLANATION

Alternate letters of alphabet starting from A

Test
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