Jonathan is buying 1-gallon of cans of paint to paint a room. The information on the paint can says that a gallon of paint can cover 400 square feet. The room's walls are 688 square feet combined. How many 1-gallon cans of paint does he need to buy to put 2 coast of paint on the walls?

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

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

Find the domain and range of the following function f(x) = 51x - 21+ 4