Exhibit 7

Computation of ratio of earnings to fixed charges (unaudited)

	$ million,
	except ratios
For the year ended 31 December	2009			2008			2007			2006			2005
Profit before taxation		25,124			34,283			31,611			35,142			31,421
Group’s share of income in excess of dividends of equity-accounted entities		(898	)		(93	)		(1,359	)		—			(710	)
Capitalized interest, net of amortization		64			56			(183	)		(341	)		(193	)
Profit as adjusted		24,290			34,246			30,069			34,801			30,518
Fixed charges:
Interest expense		718			1,157			1,110			718			559
Rental expense representative of interest		1,370			1,231			1,033			946			605
Capitalized interest		188			162			323			478			351
		2,276			2,550			2,466			2,142			1,515
Total adjusted earnings available for payment of fixed charges		26,566			36,796			32,535			36,943			32,033
Ratio of earnings to fixed charges		11.7			14.4			13.2			17.2			21.1