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If p and q are both false, then the statement “p or q” is

A deductive argument starts with specific examples and comes up with a general statement.

If the price of gasoline increased by 20% one week and then again by 10% the following week, by what % did it increase in the two-week period? Show your work, and come up with a specific percentage. Enter your answer (the overall percentage) in the box below, and show your work on your paper, which you will upload at the end of this exam.

Write the contrapositive of the following statement:  “If you don’t have a shirt on, you are not allowed in this store.”

“Every person has a heart. I don’t have a heart. Therefore, I am not a person.” This is a valid argument.

The negation of the statement “No passengers are children” is “Some passengers are children.”

Suppose that the diameter of a baseball is 3 inches while the diameter of a softball is 3.5 inches. By what percent is the volume of the softball bigger than the volume of the baseball? (You do not need any volume formulas for this question.)  On your paper, show your work and answer. Write only your answer below, but YOUR ANSWER AND WORK SHOULD BE ON YOUR PAPER. 

After a large music event, 300 of those who attended the event tested positive for the new coronavirus, which accounts for 15% of the attendees. How many people attended the event?

You were asked to read the document Best Practices for a 100% Online Section (an item in the introductory module). Be sure to read this entire document as this will REALLY help you pass this course. True or False? According to this document, you can skip watching lecture videos because they are just optional. 

Analyze the argument below.  “Everyone who shops here has a credit card. This person does not have a credit card. Therefore, this person does not shop here.” On your paper (which you will be submitting after this exam), draw a diagram to check the validity of this argument. Then, write either “valid” or “invalid.”  Enter the word “valid” or “invalid” below, but YOUR ANSWER AND WORK SHOULD BE ON YOUR PAPER.