A city contains 100,000 people (45,000 males and 55,000 females), and 1,000 people die per year (600 males and 400 females). There were 50 cases (40 males and 10 females) of lung cancer per year, of whom 45 died (36 males and 9 females). Compute:

a. Crude mortality rate
b. Sex-specific mortality rate
c. Cause-specific mortality rate for lung cancer
d. Case fatality rate for lung cancer
e. PMR for lung cancer