Six hundred adults were asked whether or not they watch for calories and fat content when they buy groceries. The following table gives the two-way classification of their responses, where yes means that an adult watches for calories and fat content and no means he/she does not watch. Yes No No Opinion Men 77 171 52 Women 103 125 72 If one adult is randomly selected from these 600 adults, find the following probabilities. Give exact answers in fraction form. a. P(man or no) = b. P(yes or woman) = c. P(no opinion or yes) =

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