Q7 of 54 Page 315

A die is rolled once. Find the probability of getting

a prime number:

When a dice is thrown total outcomes can be (1,2,3,4,5,6).

⇒ Possible outcomes = 6


⇒ Prime numbers = (2,3,5)


⇒ number of prime numbers = 3


⇒ Probability of getting prime number –


⇒ P(a prime number) =


⇒ P(a prime number) =


⇒ P(a prime number) =


∴ Probability of getting prime number is .


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