An importer in Singaporean imports from USA. The business is small, so the firm does not have to ability to carry all the foreign exchange risk and only wants to do business with US exports with risk sharing . In their contract with the risk sharing agreement, both parties agree to use S$ 74/$ as the Base spot rate and there will be four shipments each year in the value of $ 150,000 ( or S$ 11,1000,00 when the contract was signed ) per shipment . On the other hand as long as the actual exchange rate within (+ -) 4% of the base rate, payment will be made in dollars and Singapore importer carries all foreign exchange risk, on the other hand if the spot rate at the time of shipment falls outside of this 4% range, both parties will share equally ( 50/50). The different between the actual spot rate and the base rate, how much Singaporean importer needs to pay if the future exchange rates are S$65/$ , S$ 71/S and S$82/$