4. The following information is related to Amy's clothing business:

Output (unit)	Fixed cost (RM)	Total variable cost (RM)	Total cost (RM)	Sales revenue (RM)	Profit (loss) (RM)
0	1,000		1,000		(1,000)
100	1,000	300	1,300	800	(500)
200	1,000	600	1,600	1,600
300	1,000	900	1,900	2,400	500
400	1,000	1,200	2,200	3,200	1,000
500	1,000	1,500	2,500	4,000	1,500

Based on the above information, answer the following questions:

a) Prepare a graph of the break-even point. From the graph, determinethe break-even point in units and revenue. (14 Marks)