Smart Hearing manufactures headphone cases. During September 2024, the company producod and sold 107,000 cases and recorted the following cost data (Cick the icon sa view the cont data ] Fead the requlmentshas, Requirement 1, Compute the cest and efficiency variances for direct materials and direct labor: Begin with the cost variances. Select the requied formulas, compute the cost variances for direct maknals and drect isbor, and idently whether each variance is faverabie (F) or untwepacie (i) (Abbroviations used: AC = actual cost; AC= achesl Quantity; FOH = fixod oveithad; SC= standard oost, SQ = standard quantify) Smart Hearing manufactures headphone cases. During September 2024, the company produced and sold 107,000 cases and recorded the following cost data: EIB (Click the icon to view the cost data.)