Question

Two dice are thrown find the probability of getting sum of on the two faces is 7

Answer 1

Step-by-step explanation:

n(s) = 36

since it's 2 dice . 6^2

To get the sum of 7

A = { (1,6) (2,5) (3,4) (4,3) (5,2) (6,1) }

n(A) = 6

P(A) = n(A) / n(s)

P(A) = 6/36

P(A) = 1/6.