Selected information from the financial statements of Perfectly Baked Cake Co. appears below: Net sales Total expenses 2011 $1,692,000 2010 $1,600,000 1.470.000 1.520.000 $222,000 $80,000 Net income (a) Compute the percentage change in each of the above items from 2010 to 2011. Use a + or to indicate increase or decrease. Net sales Total expenses Net income % % % (b) Compute net income as a percentage of net sales in each year. (Round to the nearest one- tenth of 1%) 2010 2011 % %