Write a set using roster notation the set of letters in the word indisguishability

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The results of a survey taken by a bank in a medium-sized town are shown in the table. The survey asked questions about the investment habits of bank customers. Assuming that no one invests in more than one type of investment, and using the letters in the table, find the number of people in each set. Complete parts (a) through (f) below. Click the icon to view the survey results. Survey Results (a) Yn B The set Yn B has 2 people. (b) MUA The set MUA has 57 people. (c) Yn (SUB) Bonds Savings Accounts Age Stocks (S) (B) (A) Totals 18-29 (Y) 8 2 14 24 30-49 (M) 15 4 12 31 50 or over (O) 32 18 12 62 Totals 55 24 38 117 The set Yn (SUB) has people. Print Done - X

Discrete Mathematics Give a set that has a least element, but is not well ordered