Barton and Williams Company acc receivable

Barton and Williams Company reported the following items in 2015:

Net income	$50,000
Dividends paid	5,000
Decrease in accounts receivable	12,000
Decrease in accounts payable	8,000
Purchase of equipment (capital expenditure)	9,000
Depreciation expense	3,500
Issue of notes payable	15,000

Required: Show all your calculations to derive the following answers. (You don't need to show in report format.)

1. net cash provided by operating activities

2. the net change in cash during 2015

3. free cash flow