PPlease solve all the questions

3M reports following for the month of April. a) For each of the following assumptions, calculate (i) ending inventory, (ii) cost of goods sold & (iii) gross profit. [33] 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]