The cost to a distributor for an irrigation pump is $5,540 less trade discounts of 50% and 20%. The distributor regularly sells the pump for $3,200. Operating expenses are 12% of the regular selling price. If the pump is sold at a discounted price of $2,528, determine:
For full marks your answer(s) should be rounded to the nearest cent.
The original operating profit:

The profit or loss at the sale price:

The rate of markdown at the sale price: