Select the option that can replace the question mark (?)

Which two symbols from amongst the given options should be interchanged to make the given equation correct?

Select the option in which the words share the same relationship as that shared by the given pair of words.

Kingfisher : Bird

The position(s) of how many letters will remain unchanged if all the letters in the word ‘MEADOW’ are arranged in English alphabetical order?

Select the triad in which the numbers are related in the same way as are the numbers of the given triads. (16, 33, 67), (19, 39, 79)

In the following question, select the related letter pair from the given alternatives. 

KW : FR :: ? 

In a certain code language,'TREE' is written as WWHJ, and 'LEAF' is written as OJDK. How will 'BARK' be written in that language? 

What should come in place of the question mark (?) in the given series based on the English alphabetical order?  

GZK, JUJ, MPI, PKH, ?  

This question is based on the given words.

ELF PUT HOP JAB 

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

Srilanka : Island :: India : ?