Answer:
Note: The question is attached below as picture
1. Bad debt expense under percentage of sales method = Credit sales * Percentage of doubtful account
= $7,150,000 * 1%
= $71,500
2. Balance in Allowance for doubtful account under percentage of receivables method = Accounts receivable balance at end * % of doubtful account
= $1,220,000 * 5%
= $61,000
3. Age Amount % of Un-collectible Estimated Balance of
account uncollectible account
Not due yet 830000 2% 16600
1-30 254000 3% 7620
31-60 86000 7% 6020
61-90 38000 33% 12540
over 90 day 12000 68% 8160
Total $50,940
The estimated balance in allowance for doubtful account at end = $50,940