A bag contains 9 discs of which 4 are red. 3 are blue and 2 are yellow. The discs are similar in shape and size. A disc is drawn at random from the bag.Calculate the probability that it will be (i) red. (ii) yellow, (iii) blue, (iv) not blue,(v) either red or yellow.

Explanation

To solve the problem step by step, we will calculate the probabilities for each part of the question regarding the discs in the bag.

### Given Data:
- Total number of discs in the bag = 9
- Number of red discs = 4
- Number of blue discs = 3
- Number of yellow discs = 2

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