A set of whole numbers more than 20

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

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

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.