Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives.
25: 260 : : 30 : ?

In a certain code language, "DURING" is written as "GRUFQD". How is "PICKED" written in that code language?

Arrange the given words in the sequence in which they occur in the dictionary.
1. Flinching
2. Flintlock
3. Flinpites
4. Flintlocks
5. Flinchers

What number should come in place of ?

Pointing at X, Y says, "X is the son of the only son of my mother". Then Y is X's ___.

If 8*9 = 36, 12*4 = 24 and 14*6 = 42, then find the value of 18*6 = ?

If 8 θ 12 δ 6 = 60 and 13 θ 15 δ 11 = 74, then 18 θ 21 δ 15 = ?

If A=1, HAT=29, then PAN=?