9. Determine the taxpayers gross income for tax purposes in each of the following situations.

Olga, a cash basis taxpayer, sold a corporate bond with accrued interest of $300 for $10,800. Olgas cost of the bond was $10,000.

10. Determine the taxpayers gross income for tax purposes in each of the following situations.

Olga needed $10,000 to make a down payment on her house. She instructed her broker to sell some stock to raise the $10,000. Olgas cost of the stock was $3,000. Based on her brokers advice, instead of selling the stock, she borrowed the $10,000 using the stock as collateral for the debt.

11. Determine the taxpayers gross income for tax purposes in each of the following situations.

Olga owned vacant lot that was zoned for residential housing. She spent $900 in attorney fees to get the property rezoned as commercial. The propertys value increased by $10,000 as a result of the rezoning.