The income statement of Al Maha Ceramics for the years 2018 and 2019 is given below. Particulars 2018 2019 (OMR) (OMR) Revenues Sales 88000 100,500 Investment Income 3500 3,700 Total Revenue 88500 101,200 Expenses: Cost of goods sold 64000 70,400 Selling & Admin Expenses 16000 16,300 Finance cost 3800 3,900 Total Expenses 77800 84,600 Net income 13700 19,600 Based on the above information, calculate the following The percentage of changes in net income is; The percentage of changes in total expenses is; The percentage of changes in total revenue is