Question

if n(A) =5 p(A) =1/2 then n(S) =?​

Answer 1

Answer:

P(A) = 1/2

n(A) = 5

n(S) = ?

p(A) = n(A)/n(S)

1/2 = 5/n(S)

1 × n(S) = 5×2

n(S) = 10