The firms' sales during February and March of 201x were $1,528,000 and $1,662,000, respectively. Sales during the next four months are projected to be:
April $1,950,000 May $2,700,000
June $2,400,000 July $2,100,000
Historically, 100% of the firm's sales are on credit, with about 60% of each month's sales collected one month after the sale and the remainder collected two months after the sale.