can you please do all work in steps on a paper if possible

Exercises: The Foreign Exchange Market and Exchange Rate Determination EXERCISE 6 (Exchange rate determination) April 1, 1998, was an ill-fated date in Yugoslavia. On that day, the government devalued the Yugoslav dinar, setting its new rate at 10.92 dinar to the dollar, from 6.0 dinar previously. a) By how much has the dinar devalued against the dollar? b) By how much has the dollar appreciated against the dinar