Each student in a classroom has chosen either a green, red, or blue marble and written their initials on it. in addition,
some of the marbles have the letter a written on them, and some of the marbles have the letter b written on them. all of
the marbles are shown below.
red marbles
green marbles
blue marbles
all of the marbles are placed in a bag, and then one is randomly selected.
a. the probability that the selected marble will have a b written on it is

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily