4. The nominal interest rate is 5 percent and the real interest rate is 3 percent. What is the inflation rate? 5. The country of Wiknam has net capital outflow of $1,000, government purchases of $5,000, consumption of $20,000 and Nominal SGDP of 28,000. Find Investment. 6. The nominal exchange rate is 2 Brazilian reals per dollar and a meal in Rio costs 20 reals. How many dollars will you need to pay for a meal in Rio? 7. A good in the U.S. costs $20. The same good costs 150 pesos in Mexico. If the nominal exchange rate is 10 pesos per dollar, i) what is the real exchange rate? 11 In which country is the good more expensive