4. In the Wall Street Journal, the British pound () is quoted for $1.67. The Australian dollar (A$) is quoted for $0.62. What is the value of the Australian dollar in terms of British pounds (1A$=?)?

5. Given the following information: 1$=100 and 1=0.15 Peso, what is the exchange rate between $ and Peso?

6. Suppose you travel to China and find that a pair of NIKE AIR sneakers is selling at 560 (RMB) there. You know that the same style sneakers are selling in U.S. for $70. Based on purchasing power parity, what would the implied /$ exchange rate be?