Horison Ltd. manufactures a product called "Lima". The standard cost set by Horison for each unit of Lima is as follow: Inspection of the management account information revealed the following for the 2022 financial year: - Labourers worked 650000 hours. - Direct material Alpha: - Purchased 670000kg for R10 720000. - Used 655000kg - Direct material Beta: Purchased 2300000kg for R46 000000 - Used 2100000kg - 130000 unit of Lima have been manufactured. Required: Calculate the following variances for the 2022 financial year: 3.1. Material price variance for Alpha (2.5 marks) 3.2. Material usage variance for Beta (2.5 marks) 3.3. Material mix variance (10 marks)