In the above Venn diagram, the universal set is defined as . Each of the eight letters is placed in its correct region. Which of the following is equal to ?

In the above Venn diagram, the universal set is defined as . Each of the eight letters is placed in its correct region.

What is ?

In the above Venn diagram, the universal set is defined as . Each of the eight letters is placed in its correct region. Which of the following is equal to ?

The following Venn diagram depicts the number of students who play hockey, football, and baseball. How many students play football and baseball?

A class of students was asked whether they have cats, dogs, or both.The results are depicted in the following Venn diagram. How many students do not have a dog?

Refer to the above Venn diagram.

Define universal set , the set of natural numbers.

Define sets and as follows:

Which of the following numbers is an element of the set represented by the gray area in the diagram?