How many spherical solid marbles, each having a radius

Who likes Black?

Which of the following box is wrapped with Pink paper?

Which of the following items is contained in Box 5?

How many persons live between A and the one who likes green?

Who among the following person goes on even number date of the month which has even number of days? 

Who among the following lives at the topmost floor?

Which of the following box is placed third from the top?

How many persons' anniversaries are falling between Aditya's and Ashok's?

Which of the following combinations will be definitely true as per the given arrangement? 

On which floor does the person live who likes Mahindra?