Leonie, Inc. had the following summary financial data for the current year and the next year:

Reformulated Balance Sheet

Assets	2019 $	2020 $	Liabilities and Stockholders’ Equity	2019 $	2020 $
Operating Assets (OA)	15,000	18,500	Operating Liabilities (OL)	5,000	6,500
Financial Assets (FA)	1,000	1,000	Financial Obligation (FO)	6,000	5,000
Common Stockholders’ Equity (CSE)	5,000	8,000
Total Assets	16,000	19,500	Total Liabilities and Stockholders’ Equity	16,000	19,500

Reformulated Income Statement

Items	2019 $	2020 $
Operating Revenue	20,000.00	22,900.00
Less Operating Costs	12,500.00	13,100.00
Operating Profit (EBIT)	7,500.00	9,800.00
Add Financial Income (FI)	30.00	30.00
Less Financial Expense (FE)	900.00	750.00
Net Financial Expense (NFE)	870.00	720.00
Earnings Before Tax (EBT)	6,630.00	9,080.00
Less Tax @ 23%	1,524.9	2,088.4
Net Income	5,105.1	6,991.6

Short-term borrowing rate = 10%; Interest rate on financial obligations = 15%
Calculate the following sub sections:
i) ROCE, RNOA, FLEV, NBC , ROOA, OLLEV, OLSPREAD
ii) Prove that ROCE = RNOA + FLEV (RNOA – NBC);
iii) Prove that RNOA = ROOA + OLLEV*OLSPREAD