Sir, can you please help me out. I dont know whether I am correct or whether my exam kit was wrong with this solution. 1. calculate Gross margin, Gross Profit is £12m and Revenue is £23m. My own answer is 52% while my exam kit answer is 522%
2.Calculate Operating margin. Profit before interest and tax is £4m while Revenue is £18m. my own answer is 22% while my exam kit is 222%
3. who is correct, please if i am wrong, can you explain solution to me.