Suppose a firm estimates its cost of capital for the coming year to be 10 percent. What are reasonable costs of capital for evaluating average-risk projects, high-risk projects, and low-risk projects?

Suppose a firm estimates its cost of capital for the coming year to be 10 percent. What are reasonable costs of capital for evaluating average-risk projects, high-risk projects, and low-risk projects?
Sonna I have to asnwer the same question. Please get back to me to if you get any one to help you find an answer Thanks