7) [wo new robots are being considered by Solo Industries for automating a production operation. It has to decide if it should invest in one of these two robots or continue with the current manual operation. Relevant data is shown below. MARR is 15% per year compounded annually. R2-D2 C-3PO Initial cost $300,000 $250,000 Estimated life Salvage value $60,000 $50,000 Annual O&M cost $40,000 $60,000 Annual savings in labor costs $160,000 $150,000 Should Solo Industries buy one of these robots or continue with its current manual operation? Solve using the present worth method. 3 years 3 years 7) [wo new robots are being considered by Solo Industries for automating a production operation. It has to decide if it should invest in one of these two robots or continue with the current manual operation. Relevant data is shown below. MARR is 15% per year compounded annually. R2-D2 C-3PO Initial cost $300,000 $250,000 Estimated life Salvage value $60,000 $50,000 Annual O&M cost $40,000 $60,000 Annual savings in labor costs $160,000 $150,000 Should Solo Industries buy one of these robots or continue with its current manual operation? Solve using the present worth method. 3 years 3 years