Sande Corporation makes a product with the following standard costs: Inputs Standard Quality or Hours Standard Price or rate Standard cost per unit Direct materials 9.2 grams $6.00 per gram $55.20 Direct labor 0.5 hours $23.00 per hour $11.50 Variable overhead 0.5 hours $2.00 per hour $1.00 In November the companys budgeted production was 2,900 units but the actual production was 3,000 units. The company purchased and used 27,670 grams of the direct material and 1,390 direct labor-hours to produce this output. During the month, the company purchased 27,670 grams of the direct materials at a cost of $171,554. The actual direct labor cost was $29,607 and the actual variable overhead cost was $2,502. The company apples variable overhead on the basis of direct labor-hours. (Show your work in blue Book) The materials quantity variance for November is: $420 U $434 F $420 F $434 U What are possible causes for this variance? The materials price variance for November is: $5,520 F $6,340 F $5,534 U $6,340 U What are possible causes for this variance? The labor rate variance for November is: $2,530 U $2,530 F $2,343 F $2,343 U What are possible causes for this variance? The labor rate variance for November is: $2,363 U $2,2550 F $2,550 U $2,363 F What are possible causes for this variance