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What is the probability that a number se...

What is the probability that a number selected from the numbers 1 , 2, 3, ....., 25 is a prime number when each of the given number is equally likely to be selected ?

Text Solution

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A = {2, 3, 5, 7, 11, 13, 17, 19, 23}
`P(A) = (9)/(25)`
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