Castera Inc. reported a profit of $500,000 and a weighted average number of common shares of 200,000 for the year. It also had 25,000 $2 preferred shares. Calculate earnings per share assuming
(a) The preferred shares are cumulative and the dividend was not paid,
(b) The preferred shares are noncumulative and the dividend was paid,
(c) The preferred shares are noncumulative and the dividend was not paid.