Three years ago, you founded your own company. You invested $100,000 of your own money and received 5.0 million shares of Series A preferred stock. Your company has since been through three additional rounds of financing.

Round Price ($) Number of Share

Series B 0.65 1,100,000

Series C 4.00 600,000

Series D 4.50 550,000

a. What is the pre-money valuation for the Series D funding round?

b. What is the post-money valuation for the Series D funding round?