Answer:
Present value of a cash flow = $861.24 (Approx)
Explanation:
Given:
Cash flow (CF) = $900
Annual rate of interest (r) = 4.5% = 4.5 / 100 = 0.045
Number of year (n) = 1 year
Find:
Present value of a cash flow = ?
Computation:

Present value of a cash flow = $861.24 (Approx)