Question number 4 and question 5 please. I'll be sure to give you a thumbs up. Thank you!

4. My Kitchen Delight (MKD) is considering a new supplier for the jars used in the production process. Assume the monthly demand averages 25000 jars. Ordering cost is $30 per order. Annual holding cost is 30% of the unit price. The price lists for the supplier is as follows. (3 points) Units Ordered Price Per Unit 1-2499 $2.80 2500-3499 $2.70 3500-4999 $2.60 5000 or more $2.50 a) Determine the most cost-effective ordering quantity b) What is the total cost for the order quantity determined in a c) Calculate reorder point d) Summarize the inventory policy based on your calculation results 5. A firm has an annual holding cost that is 15% of the item cost, an ordering cost of $10 per order, and annual demand of 1500 units. If ordering 200 units or more, the price per unit is $13. If ordering 150 to 199 units, the price per unit is $14. (2 points) Order Size Price Per Unit 150 to 199 $14.00 200 or more $13.00 a) Determine the most cost-effective ordering quantity b) What is the total cost for the order quantity determined in a). c) Summarize the inventory policy based on your calculation results