Royal Jewelers Inc has an aftertax cost of debt of 7 percent. With a tax rate of 25 percent, what can you assume the yleld on the debt is? (Do not round intermediate calculations. Input your answer as a percent rounded to 2 decimal places.) Royal Jewelers Inc has an aftertax cost of debt of 7 percent. With a tax rate of 25 percent, what can you assume the yleld on the debt is? (Do not round intermediate calculations. Input your answer as a percent rounded to 2 decimal places.)