Answer:
Retained Earning for TriCycle at End of year is $28.4 million
Explanation:
Retained Earning at beginning of year            $25 million
Add: addition to retain earning for the year
Net income for the year           $7.5 million
-Preferred stockholders dividend   $1.05 million
-Common stockholders dividend   $3.05 million
                                           $3.4 million
Retained Earning at End of year                  $28.4 million