Make their work clear and well presented and mention question number clearly in their answer, marks may be reduced for poor presentation.  The work should be in your words, copying from students or other resources without proper referencing will result in ZERO marks. No exceptions.  No pictures containing text will be accepted).  Support your answer with APA references 

Assignment questions:

1. In your own words, Discuss the goals of the firm.

2. Discuss in detail about the efficient market hypothesis.

3. XYZ Ltd. has net sales of 5,320,140; net income of 2,145,700; cost of goods sold 1,300,000; and EBIT 2,200,000. Calculate the gross profit and the operating profit margin for the firm. (Show your calculations)

4. Ali Corp. had cash and marketable securities worth $400,134 accounts payables worth $2,490,357, inventory of $1,321,500, accounts receivables of $2,188,128, short-term notes payable worth $120,000, other current liabilities of 200,000, and other current assets of $521,800. What is the Ali company's net working capital? (Show your calculations)

5. Riyadh Ltd. generated total sales of $32,565,420 during fiscal 2021. Depreciation and amortization for the year total $1,278,120, and cost of goods sold was $21,400,000. Interest expense for the year was $6,341,250 and selling, general, and administrative expenses total $2,556,610 for the year. If the Riyadh Ltd. tax rate was average 30 percent, what is its net income after taxes? (Show your calculations)