Mohammed Abdullah is a trade supplier who has been approached by ABC Builders who are requesting credit terms for the first time. Their managing director has provided Mohammed Abdullah with the following extracts from the final accounts for the past two years and Mohammed Abdullah has approached you for advice. Details 2019 (OMR) 2020 (OMR) Sales turnover 800,000 850,000 Cost of goods sold 350,000 240,000 Buildings 148,000 126,000 Inventory 25,000 68,000 Operating expenses 210,000 270,000 Ordinary share capital 300,000 300,000 Long term loan 40,000 70,000 Retained earnings 175,000 240,000 Bank (30,000) 15,000 Debtors 128,000 148.000 Creditors 85,000 90,000 a) Calculate the following ratios for both years: i) Gross profit Ratio ii) Operating Profit Ratio iii) Return on capital employed iv) Current ratio b) You are required to offer an advice to Mohammed Abdullah based on your calculations with regards to the viability of engaging in a credit relationship with ABC Builders