Kirchhoff Industries has a past history of uncollectible accounts, as follows. Estimate the allowance for doubtful accounts, based on the aging of receivables schedule you completed in Exercise 9-8.

Age Class ___________________ Percent Uncollectible

Not past due ..................................... 2%

1-30 days past due .............................. 4

31-60 days past due ........................... 18

61-90 days past due ............................ 40

Over 90 days past due ......................... 75

Exercise 9-8

Customer _______________ Balance ____________ Due Date

Conover Industries ........... $30,000 ...................... March 22

Keystone Company ........... 18,000 ........................... July 1

Moxie Creek Inc. ............... 9,000 .......................... July 25

Rainbow Company ........... 26,400 .................. September 10

Swanson Company ........... 46,600 ....................... August 3"