3M reports following for the month of April. Date Explanation Units Unit cost or selling price 1-Apr Inventory 120 65 7-Apr Purchase 70 75 12-Apr Sale 60 130 22-Apr Purchase 70 85 25-Apr Sale 40 140 30-Apr Inventory 160 a) For each of the following assumptions, calculate (i) ending inventory, (ii) cost of goods sold & (iii) gross profit. [3*3] 1. FIFO 2. LIFO 3. Average cost b) Which method gives higher net income? Why? [0.5] c) Which method results in the higher income taxes? Why? [0.5]