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

5.00

%

103.18

5

years

$

45,000,000

2

7.10

112.80

8

years

40,000,000

3

6.30

107.45

15

1/2 years

50,000,000

4

5.90

102.75

25

years

65,000,000

If the corporate tax rate is 22percent, what is the aftertax cost of the company'sdebt?(Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)