Analogy Questions

In the following question, select the related word from the given alternatives.
Calendar : Date : : Index : ?

Select the related word/letters/number from the given alternatives. E : V : : D : ?

In the following question, select the related number from the given alternatives.
243 : 819 : : 163 : ?

In the following question, select the related number from the given alternatives.
4 : 17 : : 7 : ?

Select the related word/letters/number from the given alternatives.
Donkey : Brays :: Monkey : ?

Choose the related word/letters/number from the given alternatives.
AF : BE : : ? : DH

In the following question, select the odd number from the given alternatives.

In the following question, select the related word from the given alternatives.
Pressure : Barometer : : ? : Odometer