P(G)=1/2 and P(B)=1/2 and the event can take place in 2 ways : GGG+BBB or BBB+GGG = (1/2)^3*2
= 1/8 *2 = 1/4. Am i correct in my understanding of the problem??
= 1/8 *2 = 1/4. Am i correct in my understanding of the problem??









