Question : Directions: In the following question a series is given, with two numbers missing. Choose the correct alternative from the given ones that will complete the series.
(3, 5), (5, 7), (?, ?), (11, 13)

Option 1: (7, 9)

Option 2: (7, 11)

Option 3: (9, 11)

Option 4: (9, 13)

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, 9, 6, 11, 7, ?

Option 1: 13

Option 2: 15

Option 3: 17

Option 4: 19

Question : Direction: 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.

2, 2, 4, 6, ?, 10, 8, 14, 10 

Option 1: 6 

Option 2: 5

Option 3: 8

Option 4: 7

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.
1, 2, 4, 7, ?, 16

Option 1: 14

Option 2: 8

Option 3: 11

Option 4: 15

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.
1, 3, 7, 13, 21, ?

Option 1: 27

Option 2: 29

Option 3: 31

Option 4: 33