Question : Directions: In the following question a series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
5, 30, 155, 780, (?)

Option 1: 4000

Option 2: 3905

Option 3: 3900

Option 4: 3805

Question : Directions: In the following question a series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
30, 62, 189, 760, (?)

Option 1: 3306

Option 2: 1157

Option 3: 2185

Option 4: 3805

Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
30, 24, 19, 15, 12, ?

Option 1: 6

Option 2: 8

Option 3: 10

Option 4: 11

Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
30, 28, 23, 21, ?

Option 1: 15

Option 2: 16

Option 3: 18

Option 4: 20

Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
17, 13, 11, 7, 5, ?

Option 1: 0

Option 2: 1

Option 3: 2

Option 4: 3

Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
5, 16, 51, 158, ?

Option 1: 481

Option 2: 465

Option 3: 441

Option 4: 478