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categoryالرياضيات
schoolبكالوريوس
event_available2026-07-14
السؤال
Transcribed Image Text:
0-2 points TarFin126.1.053. 0/1 Submissions Used
In a reader survey conducted by USA Today, readers were asked to name the best U.S. city for Italian restaurants. The results follow.
City
New
York
Las
San
Respondents (%) 55
Chicago
16
Boston
15
Vegas
7
Francisco
7
My Notes O Ask Your
Let A denote the set of cities that were voted the best by more than 10% of the respondents, let 8 be the set of cities that were voted the best by between 10% and 20% of the respondents, and let C
denote the set of cities that were voted the best by fewer than 10% of the respondents. Find the following sets. (Let N represent New York, N represent Chicago, I represent Boston, & represent Las
Vegas, and S represent San Francisco. Enter your answers using roster notation. Enter EMPTY or a for the empty set.)
(a) A, B, and C
A-
B-
C-
(b) AUB
(c) AB
B
C-
(b) AUB
(c) AnB
(d) AC B
(e) An BC
(1) (AUB)C
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