Applying Excel Data Revenue 16.50 q Cost of ingredients 6.25 q Wages and salaries 10,400 Utilities 800 + 0.20 q Rent 2,200 Miscellaneous 600 + 0.80 q Actual results: Revenue 30,125 Cost of ingredients 11,215 Wages and salaries 10,495 Utilities 1,140 Rent 2,200 Miscellaneous 2,065 Planning budget activity 1,700 meals served Actual activity 1,800 meals served a. What is the activity variance for revenue? (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance)). b. What is the spending variance for the cost of ingredients? (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance)). c. What is spending variance for wages and salaries? (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance)). d. What is spending variance for total expenses? (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance)).