Math, asked by dhruv1030, 1 year ago

a bag contain 20 card number from one to twenty one card is drawn from the bag find the probability that it bears a prime number


Answers

Answered by saty89
1
possibility is 8/20 or 2/5. since 1 is neither a prime number nor composite number

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Answered by guru5734
6
2 ,3 ,5 ,7, 11, 13, 17 , 19 (8)
these all r the prime nu.bers given fron 1 to 20
so answer will be 8/ 20
that is 0.5 .
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