Answer:
$73,050
Explanation:
Net income                                                              $54,750
Adjustments to reconcile
 Net Income to net cash
 provided by Operating activities  
Depreciation expense                                              $9,250
Increase in inventory                                             -$2,625
Decrease in salaries payable                             -$1,725
Decrease in accounts receivable                              $3,500
Amortization of patent                                               $675
Amortization of premium on bonds                      $2,975
Increase in accounts payable                              $6,250
Net Cash Provided by Operating activities    $73,050