515
Q:

Find the wrong number in the series.

1, 2, 6, 15, 31, 56, 91

A) 31 B) 15
C) 56 D) 91

Answer:   D) 91



Explanation:

The difference of the two consecutive numbers are 1, 4, 9, 16, 25, 35. 

This is clearly , +12, +22, +32, +42, +52,+62 

Here 35 is wrong, So our wrong number is 91

Subject: Number Series
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

 

730, 1001, 1332, 1729, ?

A) 1236 B) 3256
C) 2910 D) 2198
 
Answer & Explanation Answer: D) 2198

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

1 787
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

76, 38, 19, 9.5, ?

A) 4.25 B) 4.15
C) 4.69 D) 4.75
 
Answer & Explanation Answer: D) 4.75

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

1 730
Q:

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

 

5, 10, 30, 120, ?

 

A) 624 B) 600
C) 626 D) 670
 
Answer & Explanation Answer: B) 600

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams , CAT

2 659
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

 

11, 121, 1331, 14641, ?

 

A) 16051 B) 161051
C) 131769 D) 29282
 
Answer & Explanation Answer: B) 161051

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

4 771
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

 

2, 3, 5, 9, 17, ?

 

A) 33 B) 11
C) 32 D) 27
 
Answer & Explanation Answer: A) 33

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

0 800
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

 

14, 19, 29, 44, ?

 

A) 50 B) 52
C) 43 D) 64
 
Answer & Explanation Answer: D) 64

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

1 646
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

 

9, 17, 44, 108, 233, ?

 

A) 449 B) 442
C) 439 D) 469
 
Answer & Explanation Answer: A) 449

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

0 710
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

 

15, 26, 48, 81, 125, ?

 

A) 160 B) 150
C) 170 D) 180
 
Answer & Explanation Answer: D) 180

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

3 705