can you please help me with this, show the steps please, thank you

2. Moon LLC, a well-established manufacturing company, provides incentives to its labour to enhance their productivity and efficiency and to motivate and encourage them. Assume that the standard time taken to produce 10 units is 20 hours and the actual time taken is 16 hours and the average wages is OMR 5 per hour. Required: a. What is the wage rate under Rowan Plan? (6 marks) b. What is the wage rate under Halsey Premium Plan if bonus paid is 30%? (6 marks) C. Which plan is better? Rowan Plan or Halsey plan? Briefly explain with justification. (200 - 250 words)(8 marks)