Butler Corporation is considering the purchase of new equipment costing $30,000. The projected annual after-tax net income from the equipment is $1,200, after deducting $10,000 for depreciation. The revenue is to be received at the end of each year. The machine has a useful life of 3 years and no salvage value. Butler requires a 12% return on its investments. The present value of an annuity of $1 for different periods follows: Periods 128 0.8929 1.6901 2.4018 3.0373 What is the net present value of the machine