Pressing F8 key for three times

Select the related word from the given alternatives.

Lemon : Sour :: Jaggery : ?

Select the option that is related to the third term in the same way as the second term is related to the first term.

PAIR : KZRI :: MINT : ?

Select the option that is related to the third letter-cluster in the same way as the second-letter is related to the first letter cluster.

V is the son of Y. C is the son of U. The mother of V is L who is sister of U. How is Y related to U?

Select the option that is related to the third term in the same way as the second term is related to the first term.

Select the option that is related to the third number in the same way as the second number is related to the first number.

16: 208 :: 25: ?

CE : 70 :: AF :?