please do the math

33. Analyze the following information: This Year (TY) Plan Last Year (LY) Net sales $495,000 $450,000 $82,000 $517,500 $80,000 $90,000 Advertising costs Salaries Find the following: $86,000 $96,000 $91,000 a. What are the total expenses in $ and % for TY, Plan, and LY? b. What is the comparison (build) of sales for TY versus Plan and TY versus LY