A closed cardboard box is made with a square top and bottom, and a square horizontal shelf inside that divides the interior in half. A total of 9 square meters of cardboard is used to make the top, sides, bottom, and shelf of the box. What should the dimensions of the box be to maximize its volume?

Find a third-degree polynomial equation with rational coefficients that has roots -2 and 6+i

In the next 10 month, colin wants to save $900 for his vacation. he plans to save $75 each of the first 8 months. how much must he save each of the last 2 months in order to meet his goal if he saves the same amount each month ?

In 2000 the average price of a football ticket was $48.28. during the next 4 years, the proce increased an average of 6% each year. a) write a model giving the average price (p), in dollars, of a ticket (t) in years after 2000.b) graph the model. estimate the year when the average ticket price was about $60