Answer:
Th etotal accounts written off during 11 months is $ 24,677
Explanation:
Computation of amounts written off
The movement in the allowance account is as per the following formula
Opening balance + Bad Debts Expense - Amounts written off = Ending balance
$ 13,177 + $ 21,273 - Amounts written off = $ 9,773
By solving the equation
Amounts written off = $ 13,177 + $ 21,273 - $ 9.773 = $ 24,677
In other words, the bad debts expense for the year plus the movement in the allowance balance represents the amounts written off