What is the median of the dataset {15, 10, 12, 8, 20, 16}?
+
Question: "What is the y-intercept and the equation for the graph of the exponential function f(x) = 2e^x - 3, where e is the base of natural logarithm?"
+
What is the area of a regular n-gon with side length s, given that n and s are positive integers?