a. Please calculate the answers. You must tell me what you used for each of the variables or you will not get full credit You are thinking about buying a bond that pays $40 every 6 months for the next 5 years. At the end of the 5 years you will also receive $1,000. What would be the annual return if you paid $950 for it today? b. You decide to invest $400 a month starting today in your 401(k) plan. It already has $5000 in the account. You expect to earn a 9% annual return. How much will you have in your 401(k) account if you continued to invest the $300 a month for 20 years