Question

If two dice rolled then the probability that their sum is a prime number is

Answer 1

Answer:

5/12 is the probability

Step-by-step explanation:

Favorable outcomes for sum as prime are

(1,1),(1,2),(1,4),(1,6),(2,3),(2,3),(2,5),(3,2),(3,4),(4,1),(4,3),(5,2),(5,6),(6,1),(6,5)

Number of favorable outcomes =15

Hence, the probability of getting the sum as a prime number. =  15/36 =  5/12

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