Zihao, Inc. provided the following aging of its receivables at December 31.

Age of Accounts	Receivables Balance	Estimated % Uncollectible
0-30 days	$184,000	0.4%
31 to 60 day	96,000	2.4%
61 to 90 days	34,000	6.0%
91 to 120 days	21,000	9.1%
Over 121 days	11,000	51.4%
Total	$346,000

During the year, $12,512 of receivables were written off. The balance at the beginning of the year in the allowance account was $12,000.

Required:

a. How much will Zihao report as bad debts expense for the year?

b. How much is the net value of Zihaos receivables at year end?