mmnyTell m what you want to do Aa- aBbCcl AaBbCcl AaBbCc AaBbC TNormal?1 No Spac Heading 1 Heading Paragraph Styles Q. A consulting engineer working on an economic analysis of a countermeasure found that the installation cos was estimated to be S 220,000 and the annual savings in crash reduction due the proposed countermeasure was $12,000 and the annual maintenance cost of keeping the countermeasure in effective use was estimated to be $2,500. The economic life of the countermeasure is estimated to be 20 years. Compute the discount rate (rate of return) that will break even, i.e., NPV-0 in the 20 years economic life of the countermeasure. 20 F9 OD a F6