\fSuppose the demand for L.L. Bean coats is illustrated in the figure to the right. Suppose the price of L.L. Bean coats is $80. What is total revenue? $ (Enter a numeric response using a real number rounded to two decimal places.) Now suppose the price of L.L. Bean coats increases to $85. What is total revenue now? $ Given the change in total revenue caused by the price increase, demand for L.L. Bean coats is