7. Jafney Chara Nurazimi Berhad is a company producing Bedsheet. The followings are information on cost per unit of bedsheet with an assumption that the normal production volume is 3,400 units: Direct material (2.5 meters@RM1.80 per meter) RM 4.50 Direct labour (30 minutes@RM0.60 per minute) RM18.00 Overhead: Variable (30 minutes@RM0.45 per minute) RM13.50 Fixed (30 minutes@RM0.30 per minute) RM 9.00 RM22.50 Total standard costs per unit RM45.00 Factory overhead is charged to the product based on direct labour hour. Each unit of bedsheet needs 30 minutes of direct labour time. In January, 4,110 units of bedsheet were produced. The actual data cost of the products are as follows: Direct material quantity 1.65 meter @ RM1.20 per meter Direct labour RM32,880 for 82,200 minutes Overhead RM85,000 Required: a) Calculate the direct material price variance b) Calculate the direct material quantity variance C) Calculate the direct labour rate variance Calculate the direct labour efficiency variance Calculate the Factory overhead cost variance. (40 Marks)