At Munchies, the standard quantity of labor is 25 hours per refrigeration unit. The standard wage rate is $36. In July, the company produced 83 refrigeration units and incurred 2,100 hours at a cost of $65,100. Calculate the labor rate variance and the labor efficiency variance. Indicate whether the variances are favorable or unfavorable. (Round intermediate calculations to 2 decimal places, e.g. 14.37 and final answers to 0 decimal places, eg 125. Enter all variances as a positive number).