Question

If P(A)-P(A_)=0.2 find P(A)​

Answer 1

Given

P(A) - P(Ā)= 0.2 ----> (1)

We know that

P(A) + P(Ā) = 1 -----> (2)

Adding (1) & (2), we get:

$\huge\rm\fbox{\red{ P(A) = 1.2 }}$