4.	For 20x2 the selling price per lamp will be $45.00. If the variable cost increase by $4.50 a unit how many lamps
	must be sold to breakeven?
	Breakeven sales in units (Since we cannot sell part of a unit round up to the next unit if needed)
5.	For 20x2 the selling price per lamp will be $45.00. If the variable cost decreased by $4.50 a unit how many lamps
	must be sold to breakeven?
	Breakeven sales in units (Since we cannot sell part of a unit round up to the next unit if needed)
6.	If for 20x2 the selling price per lamp is increased to $49.50 a unit how many lamps must be sold
	to breakeven?
	Breakeven sales in units (Since we cannot sell part of a unit round up to the next unit if needed)
7.	If for 20x2 the selling price per lamp is decreased to $40.50 a unit how many lamps must be sold
	to breakeven?
	Breakeven sales in units (Since we cannot sell part of a unit round up to the next unit if needed)