An experiment has three possible outcomes:

Question

A,B, and, C. If P(A)=P(B) and P(C)=2P(A)what is the probability of each event?

Hint: We know that in this case, P(A)+ P(B)+P(C)=1; therefore,P(A)+P(A)+2P(A)=1

Please Help :)

Answer 1

So 4P(A)=1,or
P(A)=1/4=0.25

Can you take it from here?