Here is Marathon Oils Balance Sheet:

$ Millions	December 31, 2021	December 31, 2020
Current Assets
Cash and Equivalents	580	742
Receivables	1,142	747
Inventories	77	76
Other current assets	22	47
Total current assets	1,821	1,612
Equity method investments	450	447
Property, plant, and equipment less	14,499	15,638

Depreciation
Other noncurrent assets	224	259
Total assets	16,994	17,956
Liabilities
Current Liabilities
Accounts payable	1,110	837
Payroll and benefits payable	74	57
Accrued taxes	157	72
Other current liabilities	260	247
Long-term Debt Due within One Year	36
Total Current Liabilities	1,637	1,213
Long-term Debt	3,978	5,404
Deferred Tax Liabilities	136	163
Defined Benefit Postretirement Plan Obligations	137	180
Asset Retirement Obligations	288	241
Deferred Credits and Other Liabilities	132	194
Total Liabilities	6,308	7,395
Stockholders Equity
Preferred Stock No share issued or outstanding
Common Stock:
Issued 937 million shares (par value $1 per share, 1.925 billion shares authorized at December 31, 2021 and December 31, 2020)	937	937
Held in Treasury, at cost 194 million shares and 148 million shares	4,825	4,098

Additional Paid-in Capital	7,221	7,174
Retained Earnings	7,271	6,466
Accumulated Other Comprehensive Income	82	73
Total Stockholders Equity	16,686	10,561
Total Liabilities and Stockholders Equity	16,994	17,956

Here is Marathon Oils Income Statement for the Year Ended December 31:

$ Millions, except per share data	2021	2020	2019
Revenues and Other Income
Revenues from Contracts with Customers	5,601	3,097	5,063
Net Gain (Loss) on Commodity Derivatives	383	116	72
Income (Loss) from Equity Method Investments	253	161	87
Net Gain (Loss) on Disposal of Assets	19	9	50
Other Income	15	25	62
Total Revenues and Other Income	5,467	3,086	5,190
Costs and Expenses:
Production	534	555	712
Shipping, Handling, and Other Operating	727	596	605
Exploration	136	181	149
Depreciation, Depletion, and Amortization	2,066	2,316	2,397
Impairments	60	144	24
Taxes Other than Income	345	200	311
General and Administrative	291	274	356
Total Costs and Expenses	4,159	4,266	4,554
Income (Loss) from Operations	1,308	1,180	636
Net Interest and Other	188	256	244
Other Net Periodic Benefit (Costs) Credits	5	1	3
Loss on Early Extinguishment of Debt	121	28	3
Income (Loss) Before Income Taxes	1,004	1,465	392
Provision (Benefit) for Income taxes	58	14	88
Net Income (Loss)	946	1,451	480

(a) What does the Quick Ratio tell you about the financial position of Marathon Oil? Show your work. (b) What does the Total Debt Ratio tell you about the financial position of Marathon Oil? How has that changed from 2020? Show your work. (c) What does the Return on Assets tell you about the financial and operational position of Marathon Oil? How has that changed from 2020 to 2021? Show your work. (d) What does the Return on Equity tell you about the financial and operational position of Marathon Oil? How has that changed from 2020 to 2021? Show your work.