Suppose that in a senior college class of 500500 students, it is found that 179179 smoke, 228228 drink alcoholic beverages, 191191 eat between meals, smoke and drink alcoholic beverages, 5959 eat between meals and drink alcoholic beverages, 7272 smoke and eat between meals, and 3030 engage in all three of these bad health practices. if a member of this senior class is selected at random, find the probability that the student (a) smokes but does not drink alcoholic beverages; (b) eats between meals and drinks alcoholic beverages but does not smoke; (c) neither smokes nor eats between meals.