Walmart Inc.	Amount ($)
Revenue	535,980,000,000
Cost of Goods Sold (COGS)	402,840,000,000
Operating Expenses	87,265,000,000
Interest Expense	3,700,000,000
Other Income	2,500,000,000
Income Tax Expense	6,475,000,000

Requirements:

1. Prepare a profit and loss account for Walmart Inc., including all necessary calculations.
2. Calculate the net income for Walmart Inc.
3. Determine the operating profit margin and discuss its significance in evaluating Walmart's financial performance.