Mobile Company

Mobile Company manufactures computer technology devices. Selected financial data for Mobile is presented below; use the information to answer the following questions:

Current Assets	As of Dec. 31, 2010	Dec. 31, 2009
Cash and short-term investments	$1,267,038	$ 616,604
Accounts Receivable (net)	490,816	665,828
Inventories	338,599	487,505
Prepaid Expenses and other current assets	292,511	291,915
Total Current Assets	$2,388,964	$2,061,852
Current Liabilities
Short-term borrowings	$ 25,190	$ 38,108
Current portion of long-term debt	182,295	210,090
Accounts payable	296,307	334,247
Accrued liabilities	941,912	743,999
Income taxes payable	203,049	239,793
Total Current Liabilities	1,648,753	1,566,237

Selected Income Statement Data - for the year ending December 31, 2010:
Net Sales	$4,885,340
Cost of Goods Sold	2,542,353
Operating Income	733,541
Net Income	230,101

Selected Statement of Cash Flow Data - for the year ending December 31, 2010:
Cash Flows from Operations	$1,156,084

Refer to the information for Mobile Company. Mobile's quick ratio changed by what percentage from 2009 to 2010?

	a.	82%
	b.	30%
	c.	107%
	d.	25%