12
Q:

# Find the missing number in the following series?2, 3, 10, 39, ?, 885

 A) 128 B) 156 C) 172 D) 189

Explanation:

Take a Look at the below sereies

$2×1+\left({1}^{2}\right)=3$

$3×2+\left({2}^{2}\right)=10$

$10×3+\left({3}^{2}\right)=39$

$39×4+\left({4}^{2}\right)=172$

$172×5+\left({5}^{2}\right)=885$

Q:

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

312      231      295      ?      282      257

 A) 210 B) 25 C) 246 D) 279

Explanation:

The series follows a pattern that,

-92, +82, -72, +62, -52

Filed Under: Series - Verbal Reasoning - Mental Ability
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20 2269
Q:

Whether the last number 240 in the following series is according to the remaining numbers pattern ?

2, 4, 12, 48, 240

 A) TRUE B) FALSE

Explanation:

The given series follows,

2

2 x 2 = 4

4 x 3 = 12

12 x 4 = 48

48 x 5 = 240.

18 1192
Q:

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

6859       5832     ?      4096     3375

 A) 4589 B) 4913 C) 5013 D) 5169

Explanation:

The given series follows a pattern that,

19 x 19 x 19 = 6859

18 x 18 x 18 = 5832

17 x 17 x 17 = 4913

16 x 16 x 16 = 4096

15 x 15 x 15 = 3375

So, the missing number in the given series = 4913

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26 2354
Q:

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

132       156       ?         210          240          272

 A) 196 B) 182 C) 199 D) 204

Explanation:

The given series follows a logic that

11 x 12, 12 x 13, 13 x 14, 14 x 15, 15 x 16,...

So the missing number is 13 x 14 = 182

Filed Under: Series - Verbal Reasoning - Mental Ability
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27 6383
Q:

Complete the number series given below ?

13        19       37      ?         141        243

 A) 58 B) 67 C) 75 D) 96

Explanation:

The given series follows the pattern that

So the missing number is  37 + 38 = 75

75 + 66 = 141

....

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25 2108
Q:

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

5 14 45 130 (?) 1182

 A) 222 B) 397 C) 404 D) 415

Explanation:

The pattern of given series is :

5

14 = (5x3) - 1

45 = (14x3) + 3

130 = (45x3) - 5

(?) = (130x3) + 7

=> (?) = 397

1182 = (397x3) - 9

Thus, the missing number is 397.

Filed Under: Series - Verbal Reasoning - Mental Ability
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11 1819
Q:

Find the missing number in the given series :

1  4  27  '?'  3125  46656

 A) 125 B) 625 C) 404 D) 256

Explanation:

It follows the rule that

1 2x2  3x3x3  4x4x4x4   5x5x5x5x5  ...

So the missing number is 4x4x4x4 = 256.

Filed Under: Series - Verbal Reasoning - Mental Ability
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12 1890
Q:

Find the wrong number in the given series :

26, 20, 16, 11, 8, 6, 5

 A) 5 B) 26 C) 11 D) 16

Explanation:

26 - 6 = 20

20 - 5 = 15

15 - 4 = 11

11 - 3 = 8

8 - 2 = 6

6 - 1 = 5

Therefore, 16 is wrong number.