Awaysrain irrigation inc would like to determine capacity

Question

AlwaysRain Irrigation, Inc., would like to determine capacity requirements for the next four years. Currently two production lines are in place for making bronze and plastic sprinklers. Three types of sprinklers are available in both bronze and plastic: 90-degree nozzle sprinklers, 180-degree nozzle sprinklers, and 360-degree nozzle sprinklers. Management has forecast demand for the next four years as follows:

	YEARLY DEMAND
	1 (IN 000s)		2 (IN 000s)		3 (IN 000s)		4 (IN 000s)
Plastic 90	35		41		60		59
Plastic 180	15		17		16		20
Plastic 360	46		60		68		69
Bronze 90	7		7		5		13
Bronze 180	4		4		7		8
Bronze 360	11		12		14		20