MTH 109 CSU GLOBAL Math Explorations Questions

Overview

1. Determine the number of distinct sets and the number of proper subsets for each of the following: 
   1. {x | x ? N and 2 < x < 6}
   2. {2,4,6,8}
2. In a group of 100 customers at Pizza Inn, 80 of them ordered peppers on their pizza and 72 of them ordered sausage. 60 customers ordered both peppers and sausage on their pizza. Given this information, answer the following questions.  (Hint:  Use a Venn Diagram.) 
   1. How many customers ordered peppers but no sausage?
   2. How many customers ordered sausage but no peppers?
   3. How many customers ordered neither peppers nor sausage on their pizzas?
3. Given the cardinality of:
   1. The set of all the world’s oceans
   2. Set A = {1,3,4,5,6,7,11,12,13}