If DON is coded as 345 and ROAM is coded as 6412, then how will RANDOM be coded?

M is longer than B but shorter than P. K is longer than M. R is shorter than B. Who is the longest of them? 

Some equations have been solved on the basis of a particular system. On the same basis, find the correct answer.
5 x 8 x 6 = 6854 ,
2 x 3 x 9 = 9321 ,
8 x 5 x 6 = ? 

Directions: From the given alternative words, select the word which can be formed using the letters of the given word.

MERCHANDISE 

Find the odd word from the following:

Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
2 x 2 = 64, 3 x 1 = 27, 6 x 2 = 1728, 3 x 3 = ?

In a certain code language, "CASIO"  is written as "3119915". How is "CITIZEN" written in that code language? 

In a certain language CLOUD is written as GTRKF. How SIGHT written in this language?