Fifteen balls in a jar are numbered from 1 to 15. A ball is drawn at random.

let

A be the event that the number on the ball is less than 3
B be the event that the number on the ball is greater than 9 and
C be the event that the number on the ball is even


Find the indicated probability.

1. P (A U B)
2. P (B U C)
3. P (A U C)
4. P (B ∩ C)
5. P (A ∩ B)
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