Answer:
A.
Jan 1 balance 72,350
Add year 1 purchases $22,100
Total $94,450
Deduct the closing balance $69,400
Difference = sold equipment at Net Book Value = $25,050
Add accumulated depreciation to date = $22,000
Cost of equipment sold = $47,050.
B.
Cash flow from investing activities.
Cash received from sale of equipment (the Net book value + Gain in sales) = $30,050
Cash invested in purchase of new equipment -$22,100
Net cash flow from investing activities $7,950