Green Grass Berhad is a fertilize factory that manufactures a special type of fertilizer for golf turfs in Malaysia. Data concerning this fertilizer appear below: Fixed expenses are $432,000 per month. The company is currently selling 4,000 bags per month. Required: a. How many bags would the company need to sell in order to break even? (4 marks) b. Compute the margin of safety in bags and percentage of sales. (4 marks) c. Compute the company's monthly operating income with the existing sales volume. (4 marks) d. Compute the sales revenue needed to produce a target net profit of $50,000 per month. (4 marks)