The Monthly Demand for a Certain Brand of Table Wine

Short Answer

The monthly demand for a certain brand of table wine is given by the demand equation
​ where p denotes the wholesale price per case (in dollars) and x denotes the number of cases demanded.
​
Find the rate of change of the price to the nearest hundredth of a cent per case when x = 1,000.
​
__________ cents per case
​
What is the price per case when x = 1,000.
​
$__________ / case