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

The number of residents in a small village grew by 8% to 1296 last year. How many residents were there the year before?

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

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

Let p be the statement “Today is Friday.”  Let q be the statement “I go out to eat.”  Write, in English, the statement denoted

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.

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That council woman opposes a bill repealing Obamacare. Thus, she is against Obamacare.

“Every dog has a tail. Buddy does not have a tail. Therefore, Buddy is not a dog.” This is a valid argument.

Five people went to the same restaurant and recorded how long they had to wait for their meal after ordering (in minutes). The results are as follows:  20, 18, 20, 15, 17 Find the mean, the median, and the mode. Be sure to find all three and indicate which one is which. Write ONLY your answers in the response box. Show your work which justifies your answers ON YOUR PAPER.