please Explain how to do it!

Following are forecasts of sales, NOPAT, NOA as of 12/31/20 for Day-Brite. Assuming a WACC of 5.5%, terminal growth rate of 1%, common shares outstanding of 145.5M, and NNO of $6.2M a. Estimate the value of a share of Day-Brite's common stock using the DCF method as of 12/31/20. b. Day-Brite stock closed at $425.50 on 2/21/19, the date the 10K was filed with the SEC. How does your valuation estimate compare with this closing price? What action might you take