Trying to figure out which I got wrong.

Stock XYZ is trading at $50 per share. The earnings per share (EPS) is $5. XYZ 's earnings growth rate is 8%. The investor observes that comparable firms have a P/E ratio of 12 and an earnings growth rate of 12%. XYZ sales are $10 per share. Other firms have a P/S ratio of 6. Fill in the blank. Compute XYZ: P/ E ratio: PEG ratio: P/S ratio: Comparing the PEG is XYZ over or undervalued? Comparing the P/S ratio is XYZ over or undervalued