PC Shopping network may upgrade its modern pool it last upgraded two years ago when it spent $$85$ million on equipment with an assumed life of five years and assumed salvage value of $25$ million for tax purposes the firm uses straight line appreciation the old equipment can be sold today for $70$ million a new modern pool can be installed today for $150,$ million. This will have a three year life and will be depreciated to zero using straight line depreciation. The new equipment will enable the firm to increase sales by $23$ million per year and decrease operating cost by $$11$ million per year at the end of the three years. The new equipment will be worthless. Assume the firms tax rate is $30\%$ and the discount rate for the project of this sort is $10\%$ what is the net cash flow at times zero if the equipment is replaced what is the incremental cash flow in years $12$ and three what is the NPV of the replacement project? What is the IRR of the replacement project?