Answer:
$54 million
Step-by-step explanation:
The computation of the balance of retained earnings at the end of the year is shown below:
The ending balance of retained earning = Beginning balance of retained earnings + net income earned - cash dividend paid
= $20 million + $40 million - $6 million
= $54 million
The net income is
= Sales revenue - expenses incurred
= $70 million - $30 million
= $40 million