Kinda stuck, can u help, thank u for ur time.

Fox Co. has identified an investment project with the following cash flows. Year WN - Cash Flow $1,330 1,300 1,610 1,970 a. 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.) b. 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.) c. 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.) a. Present value at 12 percent b. Present value at 15 percent c. Present value at 21 percent