Financial data for the Power Co. as of December 31, 2017:

Inventory	$300,000
Long-term debt	500,000
Interest expense	25,000
Accumulated depreciation	450,000
Cash	280,000
Net sales (all credit)	1,800,000
Common stock	900,000
Accounts receivable	325,000
Operating expense (incl. depr. exp. and taxes)	625,000
Notes payable-current	200,000
Cost of goods sold	1,100,000
Plant and equipment	1,400,000
Accounts payable	180,000
Marketable securities	80,000
Accrued wages	45,000
Retained earnings	110,000

1)

From the information presented in Table 4-6, calculate the following ratios for the Power Co.

i. current ratio

ii. acid test ratio

iii. average collection period

iv. inventory turnover

v. gross profit margin

vi. operating profit margin

vii. net profit margin

viii. total asset turnover