Someone Anyone100 points...please Square pyramids A and B are similar. In pyramid​ A, each base edge is 9 cm. In pyramid​ B, each base edge is 3 cm and the volume is 6 cm^3.
a. Find the volume of pyramid A.
b. Find the ratio of the surface area of A to the surface area of B.
c. Find the surface area of each pyramid.

Whats the name of the vertical axis

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

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?