Derk owns 630 shares of stock in Rose Corporation. The remaining 1,470 shares of Rose are owned as follows: 210 by Derk's daughter Rosalie, 420 by Derk's aunt Penelope, and 840 by a partnership in which Derk has ownership interest of 90%. Determine the number of shares that Derk owns (directly and indirectly) in Rose Corporation. Derk is deemed to own (directly and indirectly) shares in Rose Corporation