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A retrofitted space-heating system is being considered for a small office building. The system can be purchased and installed for $78,000, and it will save an estimated 190,000 kilowatt-hours (KWh) of electric power each year over a seven-year period. A kilowatt-hour of electricity costs $0.12, and the company uses a MARR of 18% per year in its economic evaluations of refurbished systems. The market value of the system will be $15,600 at the end of seven years, and additional operating and maintenance expenses are $8,600 per year. Use the benefit-cost method to make a recommendation. Click the icon to view the interest and annuity table for discrete compounding when the MARR is 18% per year. The conventional B-C ratio of the system is . (Round to two decimal places.) This B-C ratio indicates that the project is