Erin McQueen purchased 40 shares of BMW, a German stock traded on the Frankfurt Exchange, for 64.3 (euros) per share exactly one year ago, when the exchange rate was 0.67 /US$. Today the stock is trading at 70.9 per share, and the exchange rate is 0.74 /USS. (Enter all losses as negative numbers.) a. Did the depreciate or appreciate relative to the US$ during the past year? Explain. b. How much in US$ did Erin pay for her 40 shares of BMW when she purchased them a year ago? c. For how much in US$ can Erin sell her BMW shares today? d. Ignoring brokerage fees and taxes, how much profit (or loss) in US$ will Erin realize on her BMW stock if she sells it today? a. The euro relative to the US$ as each USS is worth euros. (Select from the drop-down menus.) b. When she purchased her shares a year ago, Erin paid (Round to the nearest cent.) C. Erin can sell her BMW shares for $ . (Round to the nearest cent.) d. Ignoring brokerage fees and taxes, if Erin sells her shares today, the profit (or loss) she would realize is $17. (Round to the nearest cent. Enter a loss as a negative number.)