The monthly rents (in dollars) paid by people are given below.(Note that these are already ordered from least to greatest.), , , , , , , ,Suppose that one of the people moves. Her rent changes from to .Answer the following.(a) What happens to the mean?It decreases byIt increases byIt stays the same.(b) What happens to the median?It decreases byIt increases byIt stays the same.

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?