Calculate the net present value assuming a 15% rate of return. (Ignore income taxes.) (If the net present value is negative, use either a negative sign preceding the number eg. 45 or parentheses eg. (45). For calculation purposes, use 5 decimal places as displayed in the factor table provided, eg. 1.25124 and final answer to 0 decimal places, eg. 5,275.) Click here to view the factor table. Whispering Winds Inc. is considering modernizing its production facility by investing in new equipment and selling the old equipment. he following information has been collected on this investment: Depreciation is $10,120 per year for the old equipment. The straight-line depreciation method would be used for the new equipment over an eight-year period with salvage value of $4,600