Rodents belongs to which class of Subphylum

Which of the following is correct with respect to the given puzzle?

How many boxes are kept between the vacant shelf and Box F?

Which of the following book is covered by Brown paper?

Which of the following statement is not true? 

Which of the following boxes is placed exactly in the middle?

Select the option that is related to the third number in the same way as the second number is related to the first number.

39 : 68 :: 54 : ?

Who among the following lives just below of the floor of Y?

Who among the following person(s) is/are living between Pooja and Naman?

(i) Ritu

(ii) Neelam

(iii) Ankit

which of the following combination is true?

Which of the following colour is filled in box D?