Mathematics, 04.11.2021 17:40 eaalvarezelisa01

Probability questions: 1. a box contains six red playing cards numbered one to six and also six black playing cards numbered one to six. what's the probability of picking a card that is black or has an even number?

2. A magazine contains twelve pages. you open to a random page. what is the probability that the page number is nine or eleven?

3. A bag contains three yellow tickets numbered one to three. The bag also contains four green tickets numbered one to four. What is the probability of randomly picking a ticket that is yellow or has an even number?

4. Jamal rolls a fair number cube (a cube with six sides, each containing a different number from 1-6). What is the probability that he has rolled a 5 given that he has rolled an even number?

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