Alphabet Inc.	Transactions for the Year Ended 31 December 2021
Transaction	Amount (£)
Sales revenue	300,000
Cost of goods sold	180,000
Salaries and wages	35,000
Rent expense	20,000
Depreciation expense	10,000
Marketing expense	15,000
Interest expense	5,000

Requirements:

1. Prepare an income statement for Alphabet Inc. for the year ended 31 December 2021.
2. Calculate the gross profit and net profit.
3. Determine the total operating expenses.