Direction: The following questions are accompanied by two statements (I) and (II). You have to determine which statements(s) is/are sufficient/necessary to answer the following question.

A bag contains a total of (x + 5) balls of three colours of Blue, Pink and Red such that the ratio of number of Pink and Red balls is 3 : 2 resp. and the probability of drawing a Blue ball is 2/5. Find the number of balls in the bag.

I: Probability of drawing a Pink ball is (9/25).

II: The number of Blue balls in the bag is 8 more than the number of Red balls.