Apie chart shows the relative market share of cola products. the "slice" for pepsi-cola has a central angle of 90 degrees. what is its market share?

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

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?