In a certain code TRAIN is written as ‘39*7%’ and MEAL is written as ‘4$*@’. How is ITEM written in that code?

Four of the following five are alike in a certain way so form a group. Which is the one that does not belong to that group? 

Four of the following five are alike in a certain way and so form a group. Which is one that does not belong to that group?

How many meaningful English words can be made the letters RBAE using each letter only once in each word?

Study the following information to answer the given questions:
In a certain code ‘a friend of mine’ is written as ‘4 9 1 6’  ‘mine lots of metal’ is written as ‘3 1 0 9’ and ‘a piece of metal’ is written as ‘7 1 6 3’.

What does ‘0’ stands for?

Study the following information to answer the given questions:
In a certain code ‘a friend of mine’ is written as ‘4 9 1 6’  ‘mine lots of metal’ is written as ‘3 1 0 9’ and ‘a piece of metal’ is written as ‘7 1 6 3’.

Which of the following may represent ‘a pleasure of mine’?

Study the following information to answer the given questions:
In a certain code ‘a friend of mine’ is written as ‘4 9 1 6’  ‘mine lots of metal’ is written as ‘3 1 0 9’ and ‘a piece of metal’ is written as ‘7 1 6 3’.

What does ‘9’ stand for?

Study the following information to answer the given questions:
In a certain code ‘a friend of mine’ is written as ‘4 9 1 6’  ‘mine lots of metal’ is written as ‘3 1 0 9’ and ‘a piece of metal’ is written as ‘7 1 6 3’.

What is the code for ‘piece’?