An sound bar costs a retailer $700 less 29%, 15.3%. The retailer's overhead expenses are 15% of the cost and its profit is 40% of the cost. During a sale, the sound bar is marked down 35%. a) What is the cost of purchasing each sound bar? $ b) What was the regular selling price? $ c) What was the amount of markdown? $ d) What was the sale price? $ e) What was the profit or loss at the sale price?