Answer:
Explanation:
For the year ended 2019;
the retained earnings and inventory were understated by $121,000;
For the year ended 2020;
Opening Inventory Understated $121,000
Closing Inventory Overstated ($151,000)
Net impact by which retained earnings and inventory were overstated ($30,000)
The compound effect on retained earnings as at January 1,2021 was;
Error of 2019-Retained Earnings understated $121,000
Error of 2020-retained earnings overstated ($30,000)
Net impact on retained earnings-understated 91,000
2. Journal Entry-Net impact of 2019 & 2020 errors
Inventory Dr.$91,000
Retained earnings Cr.$91,000