A bag contains 30 small balls that are red, green and black. There are 12 red balls and 16 greed balls. What is the probability of pulling out a black ball.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

You are a male who just graduated from college with a bachelor's degree. you have a job paying $50,780.00/yr. a. how does your salary compare to the yearly median earnings for a male with a bachelor's degree? b. what is the difference between the yearly median earnings for a male with a bachelor's degree compared to a male who does not attend college after earning a high school diploma?

Which equation is represented by the graph below?