A company has Net Income of $20, which included $4 of depreciation expense. There were no other noncash expenses in Net Income and there were no gains or losses. Accounts receivable was $40 at the beginning of the year and $25 at the end of the year. Accounts Payable was $25 at the beginning of the year and $15 at the end of the year. Inventory was $22 at the beginning of the year and $27 at the end of the year. All other balance sheet accounts were unchanged over the year. What was the company's Cash Flow from Operating Activities?