Required information [The following information applies to the questions displayed below] a. On March 22, purchased 1,000 shares of RPI Company stock at $10 per share. Duke's stock investment results in it having an insignificant influence over RPI b. On July 1, received a $1 per share cash dividend on the RPI stock purchased in part a c. On October 8, sold 50 shares of RPI stock for $15 per share. Analyze each transaction above by showing its effects on the accounting equation-specifically, identify the accounts and amounts (including or-) for each transaction. a. a. b. Assets Liabilities