Delta Air Lines is one of the major airlines in the United States and the world. It provides passenger and cargo services for over 200 domestic U.S. cities as well as 70 international cities. It operates a fleet of over 800 aircraft and is headquartered in Atlanta, Georgia. Delta reported the following financial data (in millions) for the year ended December 31, 2004:

Net cash flows from operating activities $(1,123)
Cash, December 31, 2004 1,811

a. Determine the monthly cash expenses. Round to one decimal place.
b. Determine the ratio of cash to monthly expenses. Round to one decimal place.
c. Based on your analysis, do you believe that Delta will remain in business?