Bombs Away please help dont even know where to start.

Bombs Away Video Games Corporation has forecasted the following monthly sales January February March April May June $44,000 44,000 54,000 84,000 104,000 122,000 $ 99,000 July 92,000 August 24,000 September 24,000 October 19,000 November 34,000 December Total annual sales $744,000 Bombs Away Video Games sells the popular Strafe and Capture video game. It sells for $5 per unit and costs $2 per unit to produce. A level production policy is followed. Each month's production is equal to annual sales (in units) divided by 12. Of each month's sales, 20 percent are for cash and 80 percent are on account. All accounts receivable are collected in the month after the sale is made