During December $2013,$ Tammy Inc. had the following transactions:

a$)$ December $2,$ sold merchandise worth of $$15,000$ to Tom, $80\%$ of which were on account.

b$)$ December $4,$ Tom returned merchandise worth of $$500-10\%$ related to cash sales, and $90\%$

related to sales on account.

c$)$ December $12,$ Tom paid off the purchase made on December $2.$

d$)$ December $17,$ wrote off $$1,000$ accounts receivables deemed uncollectible.

e$)$ December $27,$ received cash payment of $$600$ for accounts receivable previously written off.

Additional information

Credit sales term: $\frac{2}{15},\frac{n}{30}.$

Sales Revenue as at November $30,2013$:

Cash Sales:

$$37,000$;

Net Credit Sales: $$328,000$

The balance of Accounts Receivable

As at December $31,2012$: $$55,000$;

As at November $30,2013$: $$51,000.$

Estimated uncollectible rate applicable to all receivables, regardless of the age:

As at December $31,2012$:

$3\mathrm{.}0\%$;

As at December $31,2013$: $3\mathrm{.}5\%.$

Required $1$:

Prepare journal entries for transactions a$)$ to f$),$ a$3$bove.

Required $2$:

What is the amount of bad debt expense should Tammy record at the fiscal year$-$end, December

$31,2013?$ Show your calculations.