1.2 REQUIRED Use the information provided below to calculate the amount earned by Joan on 19 July 2022. (4 marks) INFORMATION Joan's normal wage is R360 per hour and her normal working day is 8 hours. The standard production time for each employee is 10 minutes per unit. On 19 July 2022, Joan's production was 60 units. Using the Halsey bonus system, a bonus of 50% of the time saved is given to Joan