Consider a ground set and let and be subsets of such that If no element belongs to exactly two of the three subsets, what is the number of elements in the complement of
Consider a ground set and let and be subsets of such that What is the number of elements in the complement of
Given a universal set and subsets and of , which of the following is equivalent to the set
students took a quiz with the three problems Easy, Medium, and Challenge. solved Easy, students solved Medium, and students solved Challenge. Also, students solved exactly two out of the three problems and students solved all three problems. How many students solved none of the three problems?
Suppose , and are three sets such that What is the number of elements in the set