The following labor standards have been established for a particular product: Standard labor hours per unit of output4.4hoursStandard labor rate$ 17.70per hour The following data pertain to operations concerning the product for the last month: Actual hours worked6,200hoursActual total labor cost$ 110,360 Actual output1,300units Required: What is the labor rate variance for the month? What is the labor efficiency variance for the month? Note: Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Input all amounts as positive values.