Hello, I would like homework help for the following question:

4. A discount store has been given a quantity discount schedule for toy cars. The quantity schedule is shown as follows (Table l). The annual demand is 6,000 cars, the ordering cost is $50 per order and inventory carrying charge, as a percent of cost, is 30%. (The result obtained in each step should be rounded to an integer number. For example, 8.23 should be rounded to 8, and 8.51 should be rounded to 9.) E Table l. The quantity discount schedule Discount Discount Discount Price (P) Number Quantity 1 0 to 1499 AU$6.00 2 1,500 to 2,999 AU$5.40 | 3 3,000 and over AU$5.30 |:l (a) Calculate the optimal order quantity for each discount offer. (3 marks) (b) Caiculate the total inventory cost for each discount offer. (3 marks) (c) What order quantity should the store order to minimize the total inventory cost? What is the managerial in1plication of the optimal solution? (3 marks) 5. The final product A is made by a manufacturer based on the information summarized in Table 2. To meet customer requirements, the manufacturer needs to deliver 50 units of product at the start of week 8. There are 10 units of A item, 15 units of B item, 20 units of C item, 10 units of D item, 10 units of E item, and 5 units of F units on hand. In addition, 10 units of G item will be arrived in week 4, i.e., the scheduled receipts. Please develop the material requirements planning forms for items B, C, D, E, F, and G using the lot-for-lot technique. (9 marks) Table 2. The product information Components Lead Time (weeks) Sub-Components (no. of units) A B(2), C(3) B D(2), E(1), G(2) C 1 E(3), F(2) D 3 E F G(1), D(2) G