A jar has 20 red jelly beans and 40 black jelly beans. If you pick a red jelly bean and put it back, what are the odds of picking a black jelly bean next?

What is a private cost of production? What is a social cost of production? When is the private cost of production equal to the social cost of production?

What will be an ideal response?

Currently, union membership in the United States is about what percentage of civilian employees?

A. 10 percent. B. 15 percent. C. 20 percent. D. 25 percent.