A union executive conducted a survey of its mene era to determine what the membership felt were the important issues to be resolved during upcoming negotiations with management. The results indicate that 70% of the mene era felt that paid vacation were an important issue. Where as 65% identified health plan as important issue. Of those who felt health plans were important, 60% also felt that the paid vacations were an important issue. If a memeber is selected, determine the following probabilities: i) what is the probability he or she felt that both paid vacations and health plans were important? ii) what is the probability he or she felt that at least one of these two was important