Example 4.1a Present Value of a Stream of Cash Flows (2 of 9) Problem - Based on your earnings and living expenses, you think you will be able to pay her $70 next month, $85 in each of the next two months, and then $90 each month for months 4 through 6 . - If your aunt would otherwise earn 0.50% per month on her savings, how much can you borrow from her