Use the financial information for Wal-Mart Stores, Inc., given on page 379, to answer the following questions:
1. For the most recent year given, compute Wal-Mart€™s average collection period.
2. For the most recent year given, what percentage of total current assets is accounts receivable for Wal-Mart?
3. For the most recent year given, determine the percentage of Wal-Mart€™s revenues that is derived from sources other thansales.

Wal-Mart Stores, Inc. and Subsidiaries Consolidated Balance Sheets (Amounts in millions) January 31, 2007 2006 Assets Current Assets: Cash and cash equlvalents Receivables 2,840 33.685 2.690 7.373 6,193 2.575 31.910 2.468 679 Prepald expenses and other Current assets of discontinued operations Total Current Assets $46,588 $43,825 Wal-Mart Stores, Inc. and Subsidiaries Consolidated Statements of Income (Amounts in millions) Fiscal years ended January 31 2007 2006 2005 Revenues: Net sales $344,992$308,945 $281,488 2.822 Membership and other Income 3,658 3,156 348,650 312.101 284,310 Costs and expenses: 237,649 55,739 8,713 216,832 50,178 17,300 Cost of sales ..264,152 64,001 20,497 Operating. selling, general and administrative expenses.. Operating Income Interest: 1,549 260 (280) 1,529 931 253 Debt Capltal leases. Interest income.. Interest, net 249 1,178 980 Income from continuing operations before income taxes and minorlty Interest 18,968 7,535 16,320 Provision for Income taxes: 6,276 89 5,932 Current Deferred .. 5,326 263 5,589 10,731 6,365 5,803 Income from continuing operations before minority Interest Minority Interest Income from continuing operations Loss from discontinued operations, net of tax Net Income $12,6031173 (425) 2,178 (324) 11.408 10.482 (94) (z 2i5) $11,284 $I,23 $