Verbal Reasoning - Mental Ability Questions

If WASP STINGS HARD is coded as @%Z, HARD TO DEAL is coded as Z65 and HEAL LONG TIME is coded as 896, what is the code for HARD?

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

730, 1001, 1332, 1729, ?

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

PRQ, NPO, LNM, ?, HJI

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?
MN_O_NN_M_NO

If (2)#* 4 = 2 and (4)#* 4 = 16, then what is the value of A in (6)#* A = 18?

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

5 , 10 , 30 , ? , 600 , 3600

In a certain code language, “MATE” is written as “41” and “LION” is written as “52”. How is “TARM” written in that code language?

Select the related word/letters/number from the given alternatives.
TU : MN : : JK : ?