Answer :
Option B: $393,000
Explanation :
As per the data given in the question,
The computation of the total stock holder equity at the end of 2021 is shown below:
Common stock (10,000 × $3 + 40,000 × $3) $150,000
Add: Paid-in capital in excess of par (10,000 × ($7 - $3) + 40,000 × ($8-$3) $200,000
Add: retained earning $70,000 ($110,000 - $40,000)
Less: Treasury stock ($3,000 × 9) $27,000
Stockholder's equity $393,000
