Verbal Reasoning - Mental Ability Questions

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

In the following question, select the related letters from the given alternatives.
JQXE : LSZG : : MTNL : ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
AY, CW, EU, ?

If 23@5=56; 6@7=26; 5@2=14; then what is the value of 7@5=?

 In a certain code language, “PRANK” is written as “RUESQ”. How is “RATES” written in that code language?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

AZ , CX , FU , ?

In the following question, select the related number from the given alternatives.
5 : 130 : : 6 : ?

Find the odd word/letters/number pair from the given alternatives.