$(3)$ A small retailer in Norman purchases special t$-$shirts to be sold at specific football games. The cost of the t$-$shirt is $$15.$ The t$-$shirts can be sold at the game for $$40.$ However, if the t$-$shirt is not sold before or during the game, then it can be sold only for $$10$ after the game. The historical demand for t$-$shirts is shown in Sheet$3.$ Using this information, complete the following table: