Verbal Reasoning - Mental Ability Questions

In a certain code language, "COPIOUS" is written as "2345389" and "GENEROUS" is written as "16760389". How is "PIGEON" written in that code language?

If SYSTEM is written as RXRSDL.
How can CORRECT be written in that code?

In a certain code language, "OPTIMIST" is written as "LKRNRGHG". How is "PESSIMIST" written in that code language?

Arrange the given words in the sequence in which they occur in the dictionary.
i. Amateur
ii. Abominable
iii. Amalgamable
iv. Accumulate

If STUDENT is coded as 103, what is the code for SCHOOL?

Sourabh's mother is the daughter of Ajeet's only sister. Ritik is the grandson of Ajeet. How is Ritik related to Sourabh?

In a row of buses, Panjab is at 19th position from the right end. Raftaar is 23 places to the left from Panjab and is at the exact centre of row. How manybuses are between Raftaar bus and bus standing at the left end?

Pointing towards a man, Ritika said "He is the son of my grandfather's only son". How is Ritika related to that man?