please help me solve!!!

The equity sections for Atticus Group at the beginning of the year (January 1) and end of the year (December 31 ) follo The following transactions and events affected its equity during the year. January 5 Declared a 50.50 per ahare cash dividend, date of record January 10. March 20 Purchased treasury stock for eash. April 5 Declared a 50.50 per share cash dividend, date of record Apri1 10 . July 5 Declared a \$0.50 per ohare cash dividend, date of record July 10. July 31 Declared a 20 stock dividend when the stock's market value was $12 por ahare. Nuguat 14 I asued the stock dividend that was deelared on July 31. October 5 Declared a \$0.50 per ahare cash dividend, date of record Oetober 10. Required: 1. How many common shares are outstanding on each cash dividend date