A company must pay a $306,000 settlement in 4 years. (a) What amount must be deposited now at 5% compounded semiannually to have enough money for the settlement? (b) How much interest will be earned? (c) Suppose the company can deposit only $200,000 now. How much more will be needed in 4 years? (d) Suppose the company can deposit $200,000 now in an account that pays interest continuously. What interest rate would they need to accumulate the entire $306,000 in 4 years? (a) The amount that must be deposited is $ (Do not round until the final answer. Then round to the nearest hundredth as needed.)