Please, back up your answer by enterprise value and ebidta growth.....and would appreciate if you can show step by step calculations.....thank you

On the basis of the following estimates: Which company would be your preferred BUY? Which company would be your preferred SELL? Company Name Share Number price of shares Net Debt EBITDA 2016 EBITDA 2017e EPS 2016 EPS 2017e Blue 100 1,500 50,000 30,000 5.20 5.50 31,500 15,000 Red 60 1,000 30,000 10,000 3.20 4.20 Green 50 800 -25,000 1,500 1,600 1.85 1.95 Yellow 120 1,200 5,000 9,800 10,100 6.30 6.20