There are currently 16 teams in the American Football Conference (AFC). Of those teams, 9 have won at least one super bowl and 7 have not. Suppose that 2 teams are selected at random without replacement.
a. Find the probability that both selected teams have won at least 1 super bowl.
b. Find the probability that neither selected team has won at least 1 super bowl.
c. Find the probability that at least one selected team has won at least 1 super bowl.
d. Find the probability that the second team selected has won at least 1 super bowl given that the first team selected has won a super bowl.

e. Find the probability that the first team selected has won at least 1 super bowl given that he second team selected has NOT won at least 1 super bowl.

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges