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For a two year bond of $2,800 at a simple interest rate of 11% per year, find the semiannual interest payment and the total interest earned over the life of the bond. The semiannual interest on the bond is $ (Simplify your answer. Type an integer or a decimal. Round to the nearest cent as needed.) The total interest on the bond is \$ (Simplify your answer. Type an integer or a decimal. Round to the nearest cent as needed.)