1. 
Is the statement "1 + 1 = 2 or any two points determine a line" true or false?False

2. 
What is the converse of r → z?z → r

3. 
Which of "and," "not," and "or" link two statements together?"not"

4. 
How many values of x make the statement "x ≤ 5 and x ≥ 5" true?Infinitely many

5. 
Suppose we know a → b, b → c. If we know b is true, may we infer c?Yes, by detachment

6. 
Is the contrapositive of "Everything brown is a dog" true?No, and a white dog is a counterexample

7. 
Which is an example of something "white or not soft?"White rock candy

8. 
Suppose that p → q and p → r. May we infer that q → r?No

9. 
What is the converse of not p → not q?not q → not p

10. 
The statements p → q and q → r are given. If we know q to be true, which of the following CANNOT be assumed as true?p
