Willie's Trucking noticed that in August it sold $5,000 in parts and in July it sold $4,500 in parts and in June it sold 56,150 in parts. On average, Willie's clients break in 3 groups, where 10% pay cash, 30% pay at the end of the month after their purchase and the rest pay after 2 months. Willie has no bad debts. How much did Willie receive in payments in August? 2