please answer in formulas or financial calculator values and round decimals to two decimal places for interest rates and dollar amounts in the final answer. please answer in text that can be copied and pasted instead of an image or excel worksheet.

3. Chelsea Clinton wishes to purchase a new bond issued by the State of Massachusetts which will pay her an annual coupon rate of 5.24% and which will mature six years from today. Her cousin is trying to convince her to purchase a new bond issued by General Motors Corp with the same maturity date but with an annual coupon rate of 7.16%. If Chelsea is in the 26% income tax bracket, which bond should she purchase and why? At what tax rate would she be indifferent about the choice of investment ? (The tax rate must be carried out to two decimal places.)