Maxo Industries, a distributor of electrical supplies, had outstanding accounts receivable on December 31, 2017, of $450,000 aged as follows: Customer's Total Not Yet 1 to 30 31 to 60 61 to 90 Over 90 Days Past Due Name Due Days Past Days Past Days Past Due Due Due Alton Group S00,000 S00,000 Fiby's Electrical 48.000 Service 522,000 $26,000 GDP Servicing 162,000 $120.00 42.000 B0.000 Parker's Electrical 80.000 Trenton 15.000 $15,000 Construction Xeon 55.000 30.000 25.000 Developments Tolas $450.00 $230.00 $157.000 $22.000 520. 000 310.000 25% Percentage Unceectible Estmaa Unco sctes