2109
Q:

# Find the missing number in the series?4, 18, ?, 100, 180, 294, 448

 A) 48 B) 50 C) 58 D) 60

Explanation:

Take a Look at this series :

$23$ - $22$ =  8 - 4 = 4

$33$ - $32$ = 27 - 9 = 18

$43$ - $42$ = 64 - 16 = 48

$53$ - $52$ = 125 - 25 = 100

$63$ - $62$ = 216 - 36 = 180

$73$ - $72$ = 343 - 49 = 294

$83$ - $82$ = 512 - 64 = 448

Q:

Select the number that can replace the question mark (?) in the following series.

1537, 1539, 1543, ?, 1557, 1567

 A) 1553 B) 1550 C) 1546 D) 1549

Explanation:

2 193
Q:

Write four more rational numbers in the following pattern

 A) 56,78,910,1112 B) 530,636,742,848 C) 5-66-127-18,8-24 D) 5-30,6-36,7-42,848

Explanation:

3 317
Q:

Select the number that can replace the question mark (?) in the following series.
40, 37, 43, 34, 46, ?

 A) 31 B) 41 C) 51 D) 61

Explanation:

3 261
Q:

Select the number that can replace the question mark (?) in the following series.

17, 19, 22, 27, 34, 45, 58, ?

 A) 67 B) 78 C) 75 D) 73

Explanation:

4 420
Q:

Select the number that can replace the question mark (?) in the following series.

61, 63, 65, 77, 89, ? , 149, 205

 A) 115 B) 123 C) 119 D) 132

Explanation:

5 862
Q:

Select the option in which the numbers are related in the same way as are the number sin the given set.
(7, 98, 196)

 A) (15, 190, 380) B) (18, 185, 360) C) (11, 154, 308) D) (20, 267, 520)

Explanation:

0 214
Q:

Select the numberthat can replace the question mark (?) in the following series.
45, 47, 53, 65, 85, ?

 A) 115 B) 130 C) 145 D) 105

Explanation:

1 612
Q:

Complete the number series by choosing the correct options.

1, 8, 27, 64, ....., ......., 343, ......, 729.

 A) 125, 216, 512 B) 125, 262, 515 C) 125, 213, 510 D) 145, 261, 512