The total revenue R earned (in thousands of dollars) from manufacturing handheld video games is given by R(p) = −25p^2 + 1600p where p is the price per unit (in dollars). (a) Find the revenues when the price per unit is $20, $25, and $30.

(b) Find the unit price that will yield a maximum revenue.

(c) What is the maximum revenue?

(d) Explain your results.

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Avegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide. find the total area of the vegetable garden and path

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)