an airline is considering a project of replacement and upgrading of machinery that would improve efficiency. the new machinery costs $350 today and is expected to last for 5 years with no salvage value. straight line depreciation will be used. project inflows connected with the new machinery will begin in one year and are expected to be $300 each year for 5 consecutive years and project outflows will also begin in one year and are expected to be $150.00 each year for 5 consecutive years. the corporate tax rate is 30% and the required rate of return is 7%. calculate the project's net present value.