
Answer:
Paid -in Excess capital as on December 31, 2021 $124 million
Explanation:
The computation of the amount reported as a additional paid-in capital  is shown below
For Jan 1, 8 million ×  $15        $120 million
For June 3, 2 million × $18        ($36 million)
For December 28, 2 million × $20  $40 million
Paid -in Excess capital as on December 31, 2021 $124 million