find the probability of getting a prime number when a card drawn at random from the numbers from 1 to 25
find the probability of getting a prime number when a card drawn at random from the numbers from 1 to 25
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prime numbers = 1,2,3,5,7,11,13 17,19,23
thus total prime no. = 10
Total no. = 25
probability = no. on observation / total no. of observation
probability = 10/25
answer = 2/5
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