The following information relates to Agric. Cc manufacturing, a business that is considering the introduction of a piece-work incentive scheme in one of its departments. The company employed 6 employees. Current Payroll: Basic working week is 38 hours Over-time premium 20% of normal pay grade. Normal grade A pay rate is N$ 22 per hour. Normal grade B pay rate is N$ 18 per hour. Normal Hours Normal Pay Grade Employee Normal Units Worked Produced 1 A A 41 170 44 170 3 40 B 150 150 4 38 38 45 B 160 6. A 180 Piecework Incentive Scheme ProposalUnder the proposed piecework incentive scheme, the standard time allowance would be 20 minutes per unit. The piecework rate would be based on grade A basic hourly rates, with a standard piecework enhancement of 6%. All employees would receive the same piecework rate. Required: (a) Outline the purpose of an incentive scheme. [6 Marks] (b) Calculate the gross pay due to each employee based on the current payroll terms. [6 Marks] (c) Calculate the standard piecework rate on the basis of the proposed piecework incentive scheme. [6 Marks] (d) Calculate the gross pay due to each employee under the terms of the proposed incentive scheme. [6 Marks] [SUBTO