I need help please

12. [0.44/1 Points] DETAILS PREVIOUS ANSWERS WANEFMAC7 7.2.037. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The following table shows the results of a survey of authors by a fictitious publishing company. Established New Authors Authors Total Successful 27 31 Unsuccessful 16 56 72 Total 20 83 103 Consider the following subsets of the set S of all authors represented in the table: C, the set of successful authors; U, the set of unsuccessful authors; /, the set of new authors; and E, the set of established authors. HINT [See Example 3.] Describe the set C n / in words. The set of authors who are both successful and new. O The set of authors who are either unsuccessful or new (or both). O The set of authors who are successful but not new. The set of authors who are both unsuccessful and new. O The set of authors who are either successful or new (or both). Describe the set C u / in words. The set of authors who are either successful or new (or both). The set of authors who are both unsuccessful and new. O The set of authors who are both successful and new. The set of authors who are unsuccessful but not new. O The set of authors who are either unsuccessful or new (or both). Use the table to compute n(C), n(N), n(C n N), and n(C U N). n(C) = n(N) = n(C n N) = n(C U N) = Does n(C U N) = n(C) + n(N) - n(C n N)? Yes O NoB. [11 Points] DETAILS WANEFMAC7 7.2.029. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Use the given information to complete the solution of each partially:r solved Venn diagram. MA) = 12, MB) : 1?, mm = 140 Figu re Description 9. [11 Points] DETAILS WANEFMAC7 7.2.031. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A search using the web search engine BingTM for "asteroid" yielded 26.0 million web sites containing that word. A search for "comet" yielded 95.0 million sites. A search for sites containing both words yielded 3.4 million sites. How many web sites contained either "asteroid" or "comet" or both? HINT [See Example 1.] :J million sites Need Help? 10. [!1 Points] DETAILS WAN EFMAC? 7.2.033. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER On a particularly bering transatlantic flight, one of the authors amused himself by counting the heads of the people in the seats in front of him. He noticed that all 35 of them either had black hair or had a whole row to themselves (or both). Of this total, 31 had black hair and 7 were fortunate enough to have a whole row of seats to themselves. How many of the black-haired people had whole rows to themselves