Need help with problems 7-10

In 1973 the Consumer Price Index was 15.9 in the United Kingdom and 29.2 in the United States (with 1995 = 100). In 2003, it was 122.4 in United Kingdom and 121.5 in the United States. The exchange rate was 0.4304 to the dollar in 1973 and 0.5975 to the dollar in 2003. Calculate the rate of inflation in the United Kingdom minus the rate of inflation in the United States from 1973 to 2003 and compare it with the rate of depreciation of the British pound with respect to the U.S. dollar over the same period. Did the relative purchasing-power parity (PPP) theory hold between the United Kingdom and the United States between 1973 and 2003? Why? Explain what is the effect on the exchange rate of an increase in the nation's money supply according to the monetary model. Do empirical tests support or reject the monetary and asset market or portfolio approaches? Explain what is the effect on the exchange rate of an increase in the nation's money supply according to the asset market or portfolio approach. In what ways does it differ from the monetary approach? Do empirical tests support or reject the monetary and asset market or portfolio approaches? How does the asset or portfolio approach explain the overshooting in exchange rates that is often observed in foreign exchange markets today