Below is cost information of Rock Ltd for 2022 and 2023 Details 2022 2023 Units manufactured and sold 6,000 8,000 Sales ($50 per unit) $300,000 $400,000 Direct materials used in litres 2,000 4,000 Price per 1 litre $20 $25 Direct materials cost $40,000 $100,000 Direct labour hours used 4,000 3,200 Rate per 1 direct labour hour $30 $35 Direct labour cost $120,000 $112,000 $100,000 $100,000 Fixed factory overhead and other fixed operating expenses Operating income $40,000 $88,000 Required 1. Calculate the Partial Operational direct material productivity for 2022 and 2023 years (2 marks) 2. Calculate the Partial Operational direct labour productivity for 2022 and 2023 years (2 marks) 3. Calculate the Partial Financial direct materials productivity for 2022 and 2023 years (2 marks) 4. Calculate the Partial Financial direct labour productivity for 2022 and 2023 years (2 marks) Show all workings. Round your answer to 2 decimal points Place your answer in the table provided here below Partial Operation Productivity: 2022 Partial Operational Productivity: 2023 Partial Financial Productivity: 2022 Partial Financial Productivity: 2023 ||