Help, please... Please explain in detail with formulas if needed

Chapter 10 Planning for Profit Jerri's Budget Versus Actual Results Comparison for June Budget ($) % Actual ($) % Variance ($) % Operating Income 56,600 22.7% 74,587 26.4% Interest 7,100 2.8% 7, 100 2.5% Income Before Income Taxes 49,500 19.8% 67,487 23.9% Income taxes 12,625 5.1% 16,872 6.0% Net Income 36,875 14.8% 50,615 17.9% What is the variance (dollar and percent) in Jerri's total cost of sales for the month of June? What was the cause of the variance in Jerri's total cost of sales for the month of June? What is the variance (dollar and per- cent) in Jerri's management and staff costs for the month of June? To what would you attribute the variance in Jerri's management and staff costs for the month of June?Jerri's Budget Versus Actual Results Comparison for June Budget ($) % Actual ($) % Variance ($) % Sales Food 179,200 71.8% 193,251 68.4% Beverage 70,250 28.2% 89,250 31.6% Total sales 249,450 100.0% 282,501 100.0% Cost of Sales Food 67,500 37.7% 68,925 35.7% Beverage 14,500 20.6% 20,415 22.9% Total cost of sales 82,000 32.9% 89,340 31.6% Gross Profit Food 111,700 62.3% 124,326 64.3% Beverage 55,750 79.4% 68,835 77.1% Total gross profit 167,450 57.1% 193, 161 68.4% Operating Expenses Management & staff 38,750 15.5% 44,850 15.9% 11,203 Employee benefits 9,500 3.8% 4.0% 26,500 27,210 9.6% Direct operating expenses 10.6% 0 0.0% 0.0% Music & entertainment 1,200 0.5% 150 0.1% Marketing 3,250 1.3% 3,289 1.2% Utility services 3,500 1.4% 2,874 1.0% Repairs & maintenance 24,750 9.9% 25,598 7.1% Administrative & general 1,200 0.5% 1,200 0.4% Occupancy 2,200 0.9% 2,200 0.8% Depreciation 110,850 44.4% 118,574 42.0% Total operating expenses10. Jerri Ellias is the owner of small craft brewery. In a casual setting, her oper- ation serves food and a variety of specialty brewed beers. June is a busy month for her and she has just completed it. Jerri uses a modified version of the Uniform System of Accounts for Restaurants (USAR) to prepare her budgets and income statements because she wants to identify her opera- tion's total gross profit (see Chapter 9). Below are her original budget and her actual operating results for the month of June. Complete the worksheet for her by providing variance dollars and variance percentages for each budgeted item and then answer the questions that follow