Challenge Exercises on Sets
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?


