Find the probability that a number selected at random from 3, 4, 5, ..

1.	Find the probability that a number selected at random from 3, 4, 5, ......, 25 is prime
Answer» 3,4,5,............25Prime no (3,5,7,11,13,17,19,23)n(E)=8n(S) =23P(E)=8/23

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