Here is a forecast of sales by National Bromide for the first 4 months of 2017 (figures in thousands of dollars):

Month: 1 2 3 4 Cash sales 21 30 24 20 Credit sales 130 150 120 100

On average, 50% of credit sales are paid for in the current month, 30% in the next month, and the remainder in the month after that. What are the expected cash collections in months 3 and 4? (Enter your answers in whole dollars not in thousands of dollars.)