Jurong Berhad is the Malaysia's largest home improvement retailer. Jurong Berhad Depot operates over 2,200 stores that sell a wide assortment of building materials and home improvement and lawn and garden products. Jurong Berhad recently reported the following balance sheet data (in millions):

Jurong Berhad Consolidated Income Statement Year ended December 31 (in $millions)

	2020	2019
Total sales	610.1	562.8
Cost of sales	-500.2	-380.8
Gross profit	109.9	182
Selling, general, and administrative expenses	-40.5	-40.7
Research and development	-24.6	-23.4
Depreciation and amortization	-3.6	-3.3
Operating income	41.2	114.6
Other income	-	-
Earnings before interest and taxes (EBIT)	41.2	114.6
Interest income (expense)	-25.1	-14.1
Pretax income	16.1	100.5
Taxes	-5.5	-35.175
Net income	10.6	65.325
Price per share	$16	S15
Sharing outstanding (millions)	10.2	8.0
Stock options outstanding (millions)	0.3	0.2
Stockholders' Equity	126.6	63.6
Total Liabilities and Stockholders' Equity	533.1	386.7

(a) operating margin

(b) net profit margin

(c) earnings before interest, taxes, depreciation, and amortization (EBITDA)

(d) return on equity (ROE).

(e) return on assets (ROA)

(25 marks)