QUESTION 4 A shipping company must update its propulsion plant's exhaust emissions system, thus cutting in half the amount of polluting sulfur dioxide exhausting to the atmosphere. Costs and benefits are provided below. Determine the ROR of the 'increment Provide your answer in percent (%) to the nearest tenth (eg..0.2, 2.1,256) System One System Two -100,000 45.000 First Cost (5) Annual cost (S/year) Salvage value (5) Life (years) 6,000 28,000