Question 1. In the second half of 1997, the Indonesian rupiah devalued by 84% against the U.S. dollar. By how much has the dollar appreciated against the rupiah?
Question 2. On February 1, the French franc is worth $0.1984. By May 1, it has moved to $0.2057. By how much has the franc appreciated or depreciated against the dollar over this 3-month period?