Answer:
a) The exchange rate after a 20% devaluation is TL85,000/$
b) The percent change was this from the predevaluation rate is -32%
Explanation:
a) exchange rate after devaluation = (exchange rate before devaluation)/(1 - Devaluation)
= TL68,000/(1-20%)
= TL68,000/(0.80)
= TL85,000
Therefore, The exchange rate after a 20% devaluation is TL85,000/$
b) percentage change = (starting exchange rate - ending exchange rate)/ending exchange rate
= (TL68,000 - TL100,000)/TL100,000
= -TL32,000/TL100,000
= -0.32
Therefore, The percent change was this from the predevaluation rate is -32%