### Theory

 1 Algebra of events 2 Theorem based on the algebra of events 3 Addition theorem of probability 4 Some examples problems

### Exercises

 1 Find the given probability Difficulty: easy 2 2 Find P(AUB) Difficulty: easy 2 3 Find P(AUBUC) Difficulty: easy 2 4 Find the required probability Difficulty: easy 2 5 Find P(A∩B) Difficulty: easy 2 6 Find the probability of the event A Difficulty: easy 2 7 Find P(A∩B∩C) Difficulty: medium 3 8 Find P(A) Difficulty: medium 3 9 Find the probability of choosing the ball Difficulty: medium 3 10 Find the probabilities Difficulty: medium 3 11 Answer the following Difficulty: medium 3 12 Find the sum of the complementery probabilities Difficulty: medium 3 13 Find the probability of the students as directed Difficulty: hard 4 14 Find the required probability of rolling dice Difficulty: hard 4 15 Find the probability of the occurence of either of the events Difficulty: hard 4 16 Find the required probability of the town Difficulty: hard 4

### Tests

 1 Training test I Difficulty: medium 9 2 Training test II Difficulty: medium 7

### Teacher manual

 1 Methodical recommendation