Three founders own all the stock but have different amounts. Tom has 40% and the other two, Bob and Jill have 30%. Ten million shares were issued. They then raise $400,000 from Bob's uncle Jake and $600,000 from Tom's mom, Barb. For investing this money early Jake and Barb receive a 20% discount to the next round. The Series A closes with an additional $4 million being raised. The post-money valuation is $15 million.
a. What is the pre-money valuation?
b. What % of the company does Tom, Bob, Jill, Jake and Barb own after Series A close? List each of their names and amounts separately.