Carla Vista Inc. is publicly traded and uses a calendar year for financial reporting. The company is authorized to issue 50 million common shares. At no time has Carla Vista issued any potentially dilutive securities. The following is a summary of Carla Vista's common share activities: Carla Vista issued its 2023 financial statements on February 28, 2024. A 3-for-1 stock split of Carla Vista's common shares occurred on March 31, 2024. (a) Calculate the weighted average number of common shares to use in calculating earnings per common share for 2022 on the 2022 comparative income statement. Weighted average number of common shares shares