One managerial accounting question

Z-Corp requires a 15% rate of return on investments to consider them. If they are looking at a machine with an initial cost of $10,000 and an annual cost savings of $2,500, with a useful life of 5 years and no salvage value, should they make the investment? No. The investment only creates a 7-8% return on the investment Yes. The investment will create a 23- 25% return on the investment. No. The investment will create a 4-5% rate of return on the investment