Use the information provided below to calculate the following variances. Each answer must indicate whether the variance is favourable or unfavourable. 1.3.1 Material quantity variance ( 4 marks) 1.3.2 Labour rate variance (4 marks) 1.3.3 Variable manufacturing overheads efficiency variance (4 marks) INFORMATION The standard variable costs per unit (with a standard quantity of 25000 units), set by Kidman Manufacturers, for Product M are as follows: The actual costs for October 2022 are as follows