4. The current Megamillions jackpot is worth $48 million, but the cash payout is only $28 million. If the winner gets $1.6 million at the beginning of each year for the next 30 years, what discount rate leads to a present value of $28 million? Should the winner take the $28 million today or the $1.6 million at the beginning of every year for 30 years? Explain