1 A standard quantity of 2kg of material X at a standard price of R4 per kg is allowed for the production of one unit of product Mia. The cost figures for the first quarter of 2021 showed that 4400kg of material X was purchased at R4.10 per kg. 2000 units of product Mia were produced using 4200kg of material X. Required: In respect of material, calculate and briefly comment on the following variances: 1.1 Purchase price variance. (6 marks) 1.2 Issue price variance. (6 marks) 1.3 Quantity variance. (6 marks) 1.4 Total material variance for the 4200kg of material issued. (7 marks)