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arine Biology.Hgh-speeu photo. Average Rate of Return The following data are accumulated by Lone Peak Inc. in evaluating two competing capital investment proposals 3D Printer $60,000 4 years Truck $96,000 7 years Amount of investment Useful life Estimated residual value Estimated total income over the useful life Determine the expected average rate of return for each proposal. If required, round your answers to one decimal place. 3D Printer $8,400 $31,920 -0% Truck Check My Work Previous Next Save and Exit Submit Assignment for Grading 30