Ying Import has several bond issues outstanding, each making semiannual interest payments. The bonds are listed in the following table.

Bond		Coupon Rate				Price Quote				Maturity			Face Value
1			6.00	%			105.86			5	years		$	40,000,000
2			7.50				114.52			8	years			35,000,000
3			7.20				113.07			15	1/2 years			55,000,000
4			6.80				102.31			25	years			50,000,000

If the corporate tax rate is 34 percent, what is the aftertax cost of Yings debt? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16))

Cost of debt

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