4.1 Lafayette Group (U.S.). The Lafayette Group, a private equity firm headquartered in Boston, borrows \\( 5,000,000 \\) for one year at \7.375 interest. a. What is the dollar cost of this debt if the pound depreciates from \\( \\$ 2.0260= 1.00 \\) to \\( \\$ 1.9460= 1.00 \\) over the year? b. What is the dollar cost of this debt if the pound appreciates from \\( \\$ 2.0260= 1.00 \\) to \\( \\$ 2.1640= 1.00 \\) over the year