Thank you for helping me with this. If it isn't too much trouble, can you please show me which EXCEL finance formula you used.

Eulis Co. has identified an investment project with the following cash flows.

Year	Cash Flow
1		$	1,250
2			1,180
3			1,570
4			1,930

If the discount rate is 12 percent, what is the present value of these cash flows? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Present value $ What is the present value at 15 percent? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Present value $

What is the present value at 21 percent? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Present value________$