Question

There are 3 men and 7 women in room a and 6 men and 3 women in room

b. one random person from room a moves to room
b. then a person comes out of room
b. what is the probability that the person from room b is a woman?

Answer 1

3/9, if room b is the one with 6 men and three women, you would add them up which is the total, then however many women there are is the probability