A company's income statement showed the following: net income, $128,000; depreciation expense, $37,000; and gain on sale of plant assets, $11,000. An examination of the company's current assets and current liabilities showed the following changes as a result of operating activities: accounts receivable decreased $10,800; merchandise inventory increased $25,000; prepaid expenses increased $7,600; accounts payable increased $4,800. Calculate the net cash provided or used by operating activities.