a manufacturer has been selling the 100SX court set for a week at $450 per set. A market survey suggests that for each $10 rebate offered to the buyer, the number of sets sold will increase by 100 per week. let your quantity be counted in units of 100. Assume that the price depends on the demand. Determine the price by determining the demand function p=d(x) given the base selling price and the rebate offered. How large a rebate should the company offer the buyer in order to maximize its revenue?