Probability questions
3 published questions with worked solutions.
- In a city 20% of the population travels by car, 50% travels by bus and 10% travels by both car and bus. Then, the percentage of...
- Two newspapers A and B are published in a city. It is known that 25% of the city population reads A and 20% reads B while 8%...
- A bag contains 6 white and 4 black balls. A die is rolled once and as many balls as the number obtained on the die are drawn from...
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