Mary purchases office furniture from a wholesaler listed at $1,200, less discounts of 25% and 7%. He has overhead expenses of 16% of the cost and wants to have an operating profit of 45% of the cost.

a. Calculate the regular selling price of the office furniture.

b. After listing the furniture for one month, he marked it down by 21%. Calculate the profit or loss that he made at the reduced selling price.

c. What is the maximum rate of markdown that he can offer so that he breaks even on the sale?