Answer:
CASE X CASE Y CASE Z
NET INCOME $7,200 $180,000 $129,600
ADJUSTMENT TO RECONCILE
NET INCOME TO NET CASH
DEPRECIATION $54,000 $14,400 $43,200
CHANGES IN ASSET & LIABILITIES
ACCOUNT RECEIVABLES $72,000 $36,000 ($7,200)
INVENTORY ($36,000) ($18,000) $18,000
ACCOUNT PAYABLE $43,200 ($39,600) $25,200
ACCRUED LIABILITY ($79,200) $21,600 ($14,400)
NET CASH PROVIDED BY $61,200 $194,400 $194,400
OPERATING ACTIVITY