Crovo Corporation uses customers served as its measure of activity. During December, the company budgeted for 38,000 customers, but actually served 40,000 customers. The company has provided the following data concerning the formulas used in its budgeting and its actual results for December: Data used in budgeting:
Fixed element
per month Variable element
per customer
Revenue $ 2.60
Wages and salaries $ 20,300 $ 0.80
Supplies $ 0 $ 0.50
Insurance $ 7,500 $ 0.00
Miscellaneous $ 3,700 $ 0.30
Actual results for December:
Revenue $ 101,500
Wages and salaries $ 52,000
Supplies $ 18,100
Insurance $ 9,400
Miscellaneous $ 18,100
Required:
Prepare a report showing the company's revenue and spending variances for December. (Input all amounts as positive values. Leave no cells blank - be certain to enter "0" wherever required. Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i. e., zero variance). Omit the "$" sign in your response.)

Crovo Corporation
Revenue and Spending Variances
For the Month Ended December 31
Revenue $ (Click to select)UFNone
Expenses:
Wages and salaries (Click to select)UFNone
Supplies (Click to select)FUNone
Insurance (Click to select)NoneUF
Miscellaneous (Click to select)FNoneU
Total expense (Click to select)UFNone
Net operating income $ (Click to select)NoneUF