What is the AR amount at the end of july and total cash collected in the month of september

Refer to the following information for the next two questions. Alocal advertising firm sells some of its services for immediate cash payments (Cash Sales), and sells other services on credit (Credit Sales). 30% of payments on credit sales are collected in the same month of the sale, 40% in the next month and the remaining 30% in the month after. Cash Sales Credit Sales April May $36,000.00 $50,000.00 $46,000.00 $32,000.00 $12,000.00 $37,000.00 $85,500.00 June July $6,000.00 August $45,500.00 $40,000.00 September $23,200.00 $75,300.00