1. Which of the following operations is used in set theory to combine all the elements of two sets without duplication?

2. If two dice are thrown simultaneously, what is the probability of getting a sum of 7?

3. Which logical fallacy involves attacking the character of the person making an argument rather than the argument itself?

4. A sum of money is invested at compound interest, which is compounded annually. If the interest rate is 5% per annum, how many years will it take for the investment to double?

5. What is the median of the dataset [3, 7, 9, 15, 18]?

6. Which type of graph is most appropriate for displaying the distribution of a single quantitative variable?

7. In logical reasoning, what is a statement that can be written in the form "If A, then B" called?

8. What is the term for the interest calculated on the initial principal and also on the accumulated interest of previous periods of a deposit or loan?

9. In statistics, which measure of central tendency is calculated by adding all the numbers in a data set and then dividing by the count of those numbers?

10. What mathematical concept is used to describe the shape of the distribution of data points in a dataset?