This preview shows pages 1–3. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: C a. n[(B I C) c U A] = U A B C b. n[B I C c ] = U A B C Section 6.2 The Number of Elements in a Finite Set 3 Example 5: In a survey of 374 coffee drinkers it was found that 227 take sugar, 245 take cream, and 163 take both sugar and cream with their coffee. How many take sugar or cream, but not both? Example 6: In a consumer survey 67 students were asked about which subject they enjoy most. The survey revealed that 33 enjoy Math, 45 enjoy Science, 40 enjoy English, 17 enjoy Science and English only, 16 enjoy both Math and Science, 14 enjoy all three subjects, and 25 enjoy exactly two of the three subjects. a. How many students surveyed enjoy Math and English? b. How many students surveyed enjoy Science or English but not Math? c. How many students surveyed enjoy at most one of these three subjects mentioned?...
View
Full
Document
This note was uploaded on 02/21/2012 for the course MATH 1313 taught by Professor Constante during the Spring '08 term at University of Houston.
 Spring '08
 CONSTANTE
 Math, Sets

Click to edit the document details