Determine:

a. The equity of the owner in a business having \(\$ 145,200\) of assets and owing \(\$ 22,800\) of liabilities.

b. The liabilities of a business having \(\$ 109,200\) of assets and in which the owner has a \(\$ 77,100\) equity.

c. The assets of a business with \(\$ 9,400\) of liabilities and in which the owner has a \(\$ 47,500\) equity.