Moving to another question will save this response. estion 3 Casco Manufacturing Solutions Inc., headquartered in Cincinnati Ohio, collected the following data pertain to an investment proposal: 30,000 Annual cost saving... 4 000 Estimated salvage value.$4,000 Discount rate. The payback period of the proposed investment is closest to 12% O 3.33 years o 2.89 years O 1 year Moving to another question will save this response to search