## Number Series

#### Number Series

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

1. 16, 24, 48, 120, 360, 1260, ?
1. 3780
2. 4725
3. 5355
4. 5040
5. 4410

1. The series is x 1.5, x 2, x 2.5, x 3, x 3.5

##### Correct Option: D

The series is x 1.5, x 2, x 2.5, x 3, x 3.5

1. 529, 841, 961, 1369, 1681, 1849, ?
1. 2809
2. 2601
3. 3249
4. 3481
5. 2209

1. The series is : 232, 292, 312, 372, 412, ..........(Square of prime numbers)

##### Correct Option: E

The series is : 232, 292, 312, 372, 412, ..........(Square of prime numbers)

1. 20, 24, 33, 49, 74, 110 ?
1. 133
2. 147
3. 159
4. 163
5. 171

1. The series is : 22, + 32, + 42, + 52, + 62, ..........

##### Correct Option: C

The series is : 22, + 32, + 42, + 52, + 62, ..........

1. 796, 675, 554, 433, ...?....
1. 512
2. 231
3. 213
4. 312
5. 321

1. The difference of the number is (- 121).

##### Correct Option: D

The difference of the number is (- 121).

1. 231, 342, 453, 564, .....?.....
1. 576
2. 475
3. 675
4. 567
5. 676

1. the difference of the numbers (+ 111).

##### Correct Option: C

the difference of the numbers (+ 111).