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Q5- Application of environmental techniques together with value stream mapping, can make a huge difference. Engineers with PECO have recommended to manage a $300,000 investment now in an innovative method that would reduce the packaging materials, wastewater and solid waste in their facility. Saving is assumed to be $18,000 annually over the next 10 years and a big additional $200,000 saving at the end of year 10. What is the rate of return