Statements:
All chairs are tables.
All tables are songs.
Some songs are rhythms.
Some rhythms are pillows.
Conclusions:
I. Some tables are chairs.
II. All tables are rhythms.
III. All chairs are songs.
IV. Some pillows are songs.

If '3' is subtracted from the first digit in each number and T is added to the third digit in each number and then if the positions of the first and second digits in each number are interchanged, then which of the following numbers will be the second lowest ?

If the positions of the first and the third digits of each of the numbers are interchanged, which of the following will be the sum of the first and the second digits of the lowest number ?

What will be the product of the first and the third digits of the third highest number ? 

What should come in the place of question mark (?) in the fol- ; lowing series based on the above , arrangement ? MRJ ©F9 *E2 ? 

How many such numbers are there in the above arrangement, each of which is immediately preceded by a letter but not immediately followed by a letter ?