Answer:cost of goods sold in 2020 = $1,352,470
retained earnings in December 31, 2020 =$5,537,590
Explanation:
For cost of goods sold in 2020
Corrected cost of goods sold = Reported cost of goods sold in 2020 - overstated value of ending inventory in year 2019 + overstated value of ending inventory in year 2020
= $1,419,800 -$99,040+ $31,710,
= $1,352,470
For retained earnings in December 31, 2020
Corrected retained earnings == Reported retained earning in 2020 - overstated value of ending inventory in year 2020
= $5,569,300-$31,710
=$5,537,590