need help with all parts please asap

PMF, Inc., can 35%, and investors pay a 15% tax rate on income from equity and a 40% tax rate on interest income. a. What is the effective tax next year up to 30% of EBIT This limit is equally likely to be $23 $30 or $37 milion. Its tax rate is of debt if PMF has interest expenses of $18 million this coming year? b. What is the effective tax advantage of debt for interest expenses in excess of $37 million? (Ignore carryforwards) d. What level of interest expense provides PMF with the greatest tax benefit? a. what is the effective tax advantage of debt if PMF has interest expenses of $18 milion this coming year? KPMF has interest expenses of $18 milion this coming year, the effective tax advantage is % effective tax advantage of debt for interest expenses between $23 million and $30 million? (ignore carryforwards) (Round to one decimal place.)