Chimwendo manufactures three components, A, A and T using the same machine for each. The budget for the next year calls for the production and assembly of 4 00 of each component. The variable cost per unit of the final product is as follows: Machine hours Variable cost ($) 1 Unit of S 3 20 1 Unit of A 2 36 1 Unit of T 4 24 Assembly 20 100 Only 24 000 hours of machine time will be available during the year and a sub-contractor has quoted the following unit prices for supplying components. S = $29 A = $40 T = $34 Required (i) Calculate which components Chimwendo should manufacture and which should be supplied by the sub-contractor and the total cost components in that choice (ii) Advise the management of Chimwendo of your decision.