21. The stock of DeForest Inc. traded at the beginning of the year for $70 per share.

At that time Deerfoot Barclay short sold 1,000 shares of the stock. The initial margin requirement was 50%. DeForest stock has risen to $75 at year-end, and Deerfoot faced no margin calls in the interim. Further, the stock paid a $2 dividend at year-end. What was Deerfoot's return on this investment?