Answer: $12,000
Step-by-step explanation:
First of all, ascertain total debtors as shown below:
$
Credit Sales 300,000
Less Receipts 280,000
Total Debtors 20,000
Less provision for bad debt 12,000 (bad debt expense)
Debtors 8,000 (Balance sheet)
Since the amount added to bad debts reserve $12,000 is higher than actual bad debts $10,000 for the year, the amount added to reserve represents amount of bad debt posted to bad debt expense account.
The amount of the deduction of bad debt expense for Nancy for 2020 is $12,000.