Requirements Calculate the following variances: 7. Direct materials cost variance 10. Direct labor cost variance 8. Direct materials efficiency variance 11. Direct labor efficiency variance 9. Total direct materials variance 12. Total direct labor variance 7. Calculate the direct materials cost variance. Select the formula, then enter the amounts and compute the cost variance for direct materials and identify whether the variance is unfavorable (U). Smithson Company manufactures shirts. During June, Smithson made 1,300 shirts and gathered the following additional data: (Click on the icon to view the data) Read the requirements. 7. Calculate the direct materials cost variance. Select the formula, then enter the amounts and compute the cost variance for direct materials and identify whether the variance is favorable (F) or unfavorable (U)