One gallon of paint usually covers about 350 square feet. how many square feet will 2.5 gallons cover? show your work, including labeling your answer with the appropriate units of measure.

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y

Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?