The states Secretary of Education is considering the purchase of a new computer for $100,000. A cost study indicates that the new computer should save the Department of Education $30,000, measured in real dollars, during each of the next eight years. The real interest rate is 20 percent and the inflation rate is 10 percent. As a governmental agency, the Department of Education pays no taxes. Use Appendix A for your reference. (Use appropriate factor(s) from the tables provided.) Exercise 16-39 Part 1 Required: Compute the nominal interest rate. (Enter your answer as a decimal not as a percentage (e.g., enter 12% as 0.12).