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 Number Series Questions

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Q:

In each of the following questions a letter-series is given, in which some letters are missing. The missing letters are given in the proper sequence as one of the alternatives. Choose the correct alternatives. _ op _ mo _ n _ _ pnmop _

A) mnpmon B) mpnmop
C) mnompn D) mnomon
 
Answer & Explanation Answer: A) mnpmon

Explanation:

The pattern 'mopn' is repeated.

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Filed Under: Number Series

6 8341
Q:

Choose the correct alternative that will continue the same pattern and replace the 'x' in the series 6,12,21,x,48

A) 42 B) 30
C) 33 D) 45
 
Answer & Explanation Answer: C) 33

Explanation:

the pattern is +6,+9,+12,+15
the missing term is 21+12=33

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Filed Under: Number Series

9 8301
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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Filed Under: Number Series

1 7918
Q:

Choose the correct alternative that will continue the same pattern and replace 'x' in series 1,2,5,10,25,50,x,250

A) 75 B) 150
C) 125 D) 100
 
Answer & Explanation Answer: C) 125

Explanation:

The pattern is *2,*5/2,*2,*5/2,*2, . . . . .
So missing term is 50*(5/2)=125

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Filed Under: Number Series

8 7918
Q:

Choose the correct alternative that will continue the same pattern and replace 'x' in given series 1,2,6,15,31,56,x

A) 65 B) 78
C) 81 D) 92
 
Answer & Explanation Answer: D) 92

Explanation:

The pattern is + 1*1,+ 2*2, +3*3, + 4*4,+ 5*5,+ 6*6, . . . . . . .
So missing term is 56+36=92

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Filed Under: Number Series

12 7862
Q:

Find out the wrong term in the series 3, 4, 10, 32, 136, 685, 4116

A) 4116 B) 685
C) 136 D) 32
 
Answer & Explanation Answer: D) 32

Explanation:

The correct pattern is *1+1, *2+2, *3+3, *4+4, . . . . .
So,32 is wrong term and must be replaced by (10 * 3 + 3) = 33

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Filed Under: Number Series

20 7712
Q:

Choose the missing terms out of the given alternatives ejo, tyd, ins, xch, ?

A) mrw B) nrw
C) nsx D) nsw
 
Answer & Explanation Answer: A) mrw

Explanation:

There is a gap of 4 letters between the first and second, second and third letters of each term, and also between the last letter of the term and first letter of next term

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Filed Under: Number Series

29 7547
Q:

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

256, ?, 190, 167, 148, 131

A) 165 B) 219
C) 136 D) 216
 
Answer & Explanation Answer: B) 219

Explanation:

Given number series 131 + 17 = 148 148 + 19 = 167 167 + 23 = 190 190 + 29 = 219 219 + 37 = 256

 

Here addition is based on 17 + 2= 19, 19 + 4 = 23, 23 + 6 = 29, 29 + 8 = 37

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Filed Under: Number Series

4 7518