Question

A box contains 90 discs numbered from 1 to 90 if one disc is drawn at random from the box find the probability that it bears find the probability of getting a prime number​

Answer 1

Answer:

4 / 15

Step-by-step explanation:

no. of cards = 90

prime no.s between 1 to 90 = 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89

therefore 24 prime are there between 1 and 90

probability = 24/ 90 = 4/ 15

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