Problem 16-74 (Algo) Variance Computations with Missing Data ( LO 16-5, 6) Anthon Corporation has provided the following information regarding last month's activities. Variable overhead is applied on the basis of direct labor-hours. Required: Calculate all variable production cost price and efficiency variances and fixed production cost price and production volume variances. Note: Do not round intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable, or "U" for unfavorable. If there is no effect, do not select either option