Exhibit 12

CINTAS CORPORATION

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

(Amounts in Thousands)

	Year Ended May 31,										Nine Months Ended February 28,
	2010		2009		2008		2007		2006		2011		2010
Net income before income taxes	$	343,892	$	361,593	$	530,704	$	533,553	$	518,019	$	275,763	$	254,194
Capitalized interest	2,182		2,259		1,090		490		384		1,717		1,988
Fixed charges	63,476		65,127		65,578		61,903		42,211		47,238		45,335
Earnings	$	409,550	$	428,979	$	597,372	$	595,946	$	560,614	$	324,718	$	301,517

	Year Ended May 31,										Nine Months Ended February 28,
	2010		2009		2008		2007		2006		2011		2010
Fixed charges:
Interest component of rent expense	$	12,682	$	12,632	$	11,665	$	11,089	$	10,045	$	8,566	$	7,155
Interest expense	48,612		50,236		52,823		50,324		31,782		36,955		36,192
Capitalized interest	2,182		2,259		1,090		490		384		1,717		1,988
	$	63,476	$	65,127	$	65,578	$	61,903	$	42,211	$	47,238	$	45,335
Ratio of earnings to fixed charges	6.5		6.6		9.1		9.6		13.3		6.9		6.7