total revenue (TR) and total variable cost (VC) if the price is equal to the AVC

Habib Bank Limited estimates equation of demand of its product as:   Q = 55 – 0.5P - (where P = price and Q = Quantity of output),   and its total cost of production as                                TC = 20 + Q + 0.2Q2     Where TC = total cost and Q = Quantity of output)   Write the equations of the firm’s costs, as a function of Q: Average Total Cost ATC? Average Variable Cost AVC? Average Fixed Cost AFC.? Marginal Cost MC? The output level that will maximize total profit and the amount of revenue and profit that Habib Bank would receive at optimal level of production.? The output level that minimizes average total cost.? please answer all questions

E Let the demand function for a product be given by the function D(q) = -1.65g + 270, where q is the quantity of items in demand and D(q) is the price per item, in dollars, that can be charged when q units are sold. Suppose fixed costs of production for this item are $4, 000 and variable costs are $3 per item produced. If 96 items are produced and sold, find the following: A) The total revenue from selling 96 items (to the nearest penny). Answer: $ B) The total costs to produce 96 items (to the nearest penny). Answer: $ C) The total profits to produce 96 items (to the nearest penny. Profits may or may not be negative.). Answer: $ Question Help: C ME PE Video 66°F Mostly cloudy

What effect might a decrease in the demand for high definition televisions have on the short-run average total costcurve for this product?