Marie was offered to retire when she reached 60 years old and was eligible to claim the tax-free retirement package offered to her by her company. Based on her calculations, she will be getting a $10,000,000 payout.

1. Assuming she has no heir and she only expects to live for another 15 years, and the lumpsum from her retirement package can be invested at 5% per annum compounded monthly, how much should she withdraw each month to ensure the funds are depleted by the time she is 75 years old? (5 points)