4. The Green Goddess Salad Oil Company is considering the purchase of a new machine that would increase the speed of manufacturing tires and save money. The net cost of the new machine is $45,000. The annual cash flows have the following projections. If the discount rate is 10%, should this company invest in the machine? Show your calculations

Year Cash Flow

1 $15,000

2 $20000

3 $25000

4 $10000

5 $5000

If the discount rate is 10%, should this company invest in the machine? Show calculations