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Copper Mountain Group (U.S.). The Copper Mountain Group, a private equity firm headquartered in Boulder, Colorado, borrows 5,100,000 for one year at 7.875% interest. a. What is the dollar cost of this debt if the pound depreciates from $2.0210/ to $1.9490/ over the year? b. What is the dollar cost of this debt if the pound appreciates from $2.0210/ to $2.1610/ over the year