Question : Directions: In the following question, a series is given with one number missing. Select the missing number from the given alternatives.
3, 7, 13, 27, 53, ?

Option 1: 107

Option 2: 111

Option 3: 109

Option 4: 105

Question : Directions: In the following question, select the related number from the given alternatives.
431 : 12 :: 345 : ?

Option 1: 12

Option 2: 60

Option 3: 45

Option 4: 105

Question : Directions: In the following question, select the related number from the given alternatives.
6 : 18 :: 4 : ?

Option 1: 8

Option 2: 10

Option 3: 14

Option 4: 6

Question : Directions: Select the related number from the given alternatives.
12 : 1726 :: 8 : ?

Option 1: 624

Option 2: 510

Option 3: 576

Option 4: 448

Question : Directions: In the given question, select the related letter cluster from the given alternatives.
FLRX : EJOT :: CKTY : ?

Option 1: BIQV

Option 2: DIPQ

Option 3: DHQU

Option 4: BIQU