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A potential investment has a cost of $350,000 and a useful life of 4 years. Annual cash sales from the investment are expected to be $285,450 and annual cash operating expenses are expected to be $112,450. The expected salvage value at the end of the investment's life is $30,000. The company has a before-tax discount rate of 16%. Required: Calculate the following. (Round dollar amounts to the nearest whole dollar and IRR to one decimal place (i.e. .055 = 5.595). Enter negative amounts with a minus sign.)