Calculate the earnings of workers A and B under straight piece rate system and Taylor's differential piece rate system from the following information Normal rate per hour rupees 24 Standard time per unit 30 seconds Differential piece rate to be applied 80% of piece rate below standard and one 120% of piece rate at or above standard. Worker A produces 800 units per day of 8 hours and worker B produces 1000 units per day of 8 hours.