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 Number Series Questions

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Q:

In the following question, select the missing number from the given series.

 

42, 21, 21, ?, 63, 157.5

 

A) 30.75 B) 32.5
C) 31.5 D) 33.75
 
Answer & Explanation Answer: C) 31.5

Explanation:
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Exam Prep: Bank Exams

3 19290
Q:

In the following question, select the missing number from the given series.

 

57, 54, 48, 39, ?, 12

 

A) 27 B) 30
C) 25 D) 22
 
Answer & Explanation Answer: A) 27

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Exam Prep: Bank Exams

2 19222
Q:

What will come in place of the question mark (?) in the following number series?

18, 29, 42, 53, ?,77

A) 66 B) 64
C) 71 D) 65
 
Answer & Explanation Answer: A) 66

Explanation:

Given number series - 18, 29, 42, 53, ?, 77

 The pattern is as follows - 18 + 11 = 29 29 + 13 = 42

 42 + 11 = 53

 53 + 13 = 66

 66 + 11 = 77

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1 19177
Q:

In the following question, various terms of an alphanumerical series are given with one or more terms missing as shown by (?).Choose the missing terms out of the given alternatives. 2Z5, 7Y7, 14X9, 23W11, 34V13, ?

A) 47U15 B) 47V14
C) 45U15 D) 27U24
 
Answer & Explanation Answer: A) 47U15

Explanation:

The first numbers increase by 5, 7, 9, 11....
The letters move one step backward.
The last numbers are consecutive odd numbers.

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352 18731
Q:

Which number will complete the series?

0,1,4,15,?,325,1956

A) 60 B) 64
C) 75 D) 80
 
Answer & Explanation Answer: B) 64

Explanation:
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Exam Prep: CAT

18 17489
Q:

In the following question, select the missing number from the given series.

10, 12, 14, 16, 18, ?

A) 22 B) 24
C) 20 D) 26
 
Answer & Explanation Answer: C) 20

Explanation:
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Exam Prep: Bank Exams

1 17470
Q:

In the following question, select the missing number from the given series.

43, 44, 46, 47, 49, 49, 50, ?

A) 54 B) 53
C) 51 D) 52
 
Answer & Explanation Answer: D) 52

Explanation:
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Exam Prep: Bank Exams

6 16802
Q:

Choose the missing terms out of the given alternatives Z, S, W, O, T, K, Q, G, ?, ?

A) N,D B) N,C
C) O,D D) O,C
 
Answer & Explanation Answer: B) N,C

Explanation:

The given sequence a combination of two series:
I)Z, W, T, Q, ?      and      II)S, O, K, G, ?


The pattern I is
Z - 3 = W
W - 3 = T
T - 3 = Q
Q - 3 = N


The pattern in II is
S - 4 = O
O - 4 = K
K - 4 = G
G - 4 = C

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117 16292