An investment bank agrees to underwrite an issue of 20,000,000 shares for Murray Construction on a firm commitment basis. The investment bank pays $15.50 per share to Murray construction and it sells those shares to public for $16.35. What is profit of Investment Bank? How much money does Murray Construction receive if share sells for $14.75? What will be profit of Investment bank if they agree on best effort basis and charge $0.375 per share, assuming they sold 18,400,000 shares?