Answer:
$120,000
Explanation:
It is important to identify whether the Common Stock have a stated Par Value or No Par Value from the Authorized Capital. In this case the Common Stock are stated at a $2 par value. With Par Value Stated Shares, any price paid in excess of the Par Value is Accounted for in a reserve called Paid in Excess of Par or Stock Premium.
Transaction 1
Cash $140,000 (debit)
Common Stock $40,000 (credit)
Paid In Excess of Par $100,000 (credit)
Transaction 2
Cash $320,000 (debit)
Common Stock $80,000 (credit)
Paid In Excess of Par $240,000 (credit)
Therefore,
Total Common Stock at the end of 2020 will be $120,000 ($40,000 + $80,000).