Number Series Questions

Q:

Find the next number in the series given 18, 90, 450, 2250, ?

 

A) 4520 B) 6520
C) 7250 D) 11250
 
Answer & Explanation Answer: D) 11250

Explanation:

The given number series is 18, 90, 450, 2250, ?

18

18 x 5 = 90

90 x 5 = 450

450 x 5 = 2250

2250 x 5 = 11250

Hence, the next number in the given series is 11250.

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30 33856
Q:

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

 

11, 14, 19, 22, 27, ?

 

A) 32 B) 31
C) 30 D) 33
 
Answer & Explanation Answer: C) 30

Explanation:
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1 33742
Q:

Which number will fit both the series of numbers?

Series A : 1, 4, 9,...
Series B : 1, 8, 27,...

 

A) 42 B) 36
C) 64 D) 25
 
Answer & Explanation Answer: C) 64

Explanation:
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4 33592
Q:

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

1728, 864, 432, 216, ?

A) 54 B) 108
C) 116 D) 200
 
Answer & Explanation Answer: B) 108

Explanation:
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0 33080
Q:

Next number in the given series is

9 7 10 6 11 ?

A) 5 B) 4
C) 13 D) 15
 
Answer & Explanation Answer: A) 5

Explanation:

The given number series is 9 7 10 6 11 ?

Here in this we have two number sequences, they are

9, 10, 11, ... and 7, 6, 5, ...

Hence, the next number in the given number series is 6 - 1 = 5.

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3 32895
Q:

Choose the correct alternative which will complete the following series.

 

4, 8, 12, 24, 18, ?

 

A) 54 B) 72
C) 27 D) 36
 
Answer & Explanation Answer: D) 36

Explanation:
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4 32845
Q:

Find the missing (?) in the series.

 

3, 5, 9, 11, ?, 33, 65,...

A) 23 B) 21
C) 17 D) 15
 
Answer & Explanation Answer: D) 15

Explanation:
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2 32754
Q:

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

36, 18, 6, 3, 1, ?

A) 0.25 B) 1.5
C) 0.5 D) 0.75
 
Answer & Explanation Answer: C) 0.5

Explanation:

Given number series - 36, 18, 6, 3, 1, ?

 

The pattern is as follows: 36/2 = 18

 

18/3 = 6

 

6/2 = 3

 

3/3=1

 

1/2 = 0.5

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