19-7 Suppose that 1 Danish krone could be purchased in the foreign exchange market today for $0.16. If the krone appreciated 4% tomorrow against the dollar, how many krones would a dollar buy tomorrow?

19-8 Suppose the exchange rate between the U.S. dollar and the Swedish krona was 7.97 krona = $1, and the exchange rate between the dollar and the British pound was 1=$1.29. What would be the exchange rate between Swedish kronas and pounds?