Two men M and M and three women W, W and W3, in a big industrial firm, are trying for promotion to a single post which falls vacant. Those of the same sex have equal probabilities of getting promotion but each man is twice as likely to get the promotion as any women i. Find the probability that a woman gets the promotion. If M and W are husband and wife. ii. [4 marks] Find the probability that one of them gets the promotion. [2 marks]