Practice Chance And Probability Related To Real Life (4.3.5)

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8 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the probability of rolling a 4 on a standard die?
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Remember, there are six possible outcomes.
Question 2.
If it rains on 2 out of 10 days, what is the probability that it will rain today?
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Think about the total days it rained.
3Question 3.
What is the probability of an event that has a 1 in 10 chance of happening?
- 1/10
- 1/20
- 1/5
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Consider what '1 in 10' means.
4Question 4.
True or False: A probability of 0 means an event will definitely happen.
- True
- False
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Think about the meaning of 0 probability.
Question 5.
A die is rolled twice. What is the probability of getting at least one six?
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Use the complement rule.
Question 6.
In a class of 20 students, 12 are girls and 8 are boys. If two students are randomly selected, what is the probability that both are girls?
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Consider the probabilities step by step for each selection.

4 more questions in this section. Enroll free to practise them all.