I need help figuring out 7 and 8

7-8 Use this info to answer next two questions. During the fixed exchange rate regime, Pandora currency (E) was fixed at 15.60/s. On January 1, 2016 Pandora moved to floating exchange rate regime. On January 1, 2017 it was trading at 32.10/S. During that one year period Pandora's inflation rate was N/A 11% on an annualized basis. Annualized inflation rate in the United States during that same period was 2.5%. 8 By what percentage was the Pandora peso undervalued/overvalued on an