Probability - Basics

Project ID: 
7200000078
Accepted: 
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Type: 
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Question: 
There are $20$ balls in a box, each with a colored symbol - $10$ hearts and $10$ rectangles (see the picture). One ball is randomly drawn from the box. Let ♥ denote the event that a ball with a heart symbol is drawn, and R denote the event that a ball with a red symbol is drawn. Match each event with its corresponding probability.
Unfolding Image: 
Questions Title: 
Event
Answers Title: 
Probability
Question 1: 
R
Answer 1: 
$$0.3$$
Question 2: 
Answer 2: 
$$0.5$$
Question 3: 
R ∩ ♥
Answer 3: 
$$0.1$$
Question 4: 
R ∪ ♥
Answer 4: 
$$0.7$$
Question 5: 
R | ♥
Answer 5: 
$$0.2$$
Question 6: 
♥ | R
Answer 6: 
$$0.\overline{3}$$
Answer 7: 
$$0.4$$
Answer 8: 
$$0.6$$