1. If total assets = $550, fixed assets = $375, current liabilities = $140, equity = $265, long-term debt = $145, and current assets is the only remaining item on the statement of financial position, what is the value of net working capital?

2. Rona's personal tax rates are shown below. Her income last year was $225,000 and the first $15,000 earned was tax-exempt, A. how much income tax will Rona pay? B. Calculate her marginal tax rate. C. Calculate hers average tax rate.
Income	Tax rate
First $45,225	25.50%
over $45,225 up to $47,630	27.50%
over $47,630 up to $95,259	33.00%
over $95,259 up to $129,214	38.50%
over 129,214 up to $147,667	40.50%
over $147,667 up to $210,371	43.50%
over $210,371	47.50%