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A number is selected at random from the numbers 1 to 30. What is the probability that the selected number is a prime number?

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A number is selected at random from the numbers 1 to 30. What is the probability that the selected number is a prime number?
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Prime numbers from 1 to 30 are 2,3,5,7,11,13,17,19,23,29.
Their number is 10.
` :. ` P(getting a prime number) =` 10/30 = 1/3`.
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