Dum-Dum : Kolkata :: Palam :?

If every fifth letter is removed from the left in the English alphabet, then what will be the 5th letter left of the 14th letter from the left in this new alphabet?
ABCDEFGHIJKLMNOPQRSTUVWXYZ 

The missing term in the series 6, 14, 30, __, 126, 254 is

In a code language, CRICKET in written as NSENTIK. How will TENNIS be written as in that language?

If COOL is coded as DQRP, then write the code for HOT

Four pairs of letter-cluster have been given out of which three are alike in some manner, while one is different. Choose the odd one.

In a certain code language Sue Re Nik means She is brave, Pi Sor Re Nik means She is always smiling and Sor Re Zhi means Is always cheerful. What is the code used for the word “smiling”? 

Select the set of numbers that is similar to the following set of number.
(17, 25, 37)