Question

What is the probability of getting thesum as a prime number when two dice are thrown?

Answer 1

P(the sum as a prime number)=15/36
S{(1,1)(1,2)(1,4)(1,6)(2,1)(2,3)(2,5)
(3,2)(3,4)(4,1)(4,3)(5,2)(5,6)(6,1)
(6,5)}