Use the expanded accounting equation to answer each of the following questions. 

a. The liabilities of Kafka Company are $90,000. Owner’s capital is $150,000, drawings are $40,000, revenues are $450,000, and expenses are $320,000. What is the amount of Kafka Company’s total assets?

b. The total assets of Rivera Company are $57,000. Owner’s capital is $25,000, drawings are $7,000, revenues are $52,000, and expenses are $35,000. What is the amount of the company’s total liabilities?

c. The total assets of Alcorn Co. are $600,000, and its liabilities are equal to two-thirds of its total assets. What is the amount of Alcorn Co.’s owner’s equity?