A firms debt has a par value of $1,000,000. The market value of this debt is $1,100,000. The coupon rate is 7% and the debt has 8 years left to maturity. Interest is paid annually. The tax rate is 40%. There are 100,000 shares of stock outstanding with a par value of $20 per share. The per share stock price is $25. What should be the approximate debt ratio for this firm?