Directions: Read each question below. You may draw a Venn diagram to help you find the answer. Select your answer by clicking on its button. Feedback to your answer is provided in the RESULTS BOX. If you make a mistake, rethink your answer, then choose a different button.
1.  What is wrong with the set listed below?
D = {m, a, t, h, e, m, a, t, i, c, s} 
2.  Which of the following statements is true about the set listed below?
C = {prime numbers less than 20} 
3.  Which of the following is a finite set? 
4.  Which of the following sets is equal to the set given below?
{ n  ^{}3 ≤ n < 7 } 
5.  How many subsets of M are there?
M = {a, e, i, o, u} 
6.  If = {whole numbers less than 20} and P = {prime numbers less than 20}, then which of the following sets overlaps with P,and is also a part of ? 
7.  Which of the following accurately explains the meaning of the set listed below?
{ y : y ≤ ^{}3 } 
8.  Which of the following statements is true?

9.  If , then which of the following statement is true? 
10.  If , then which of the following statement is true? 