Jones Surgicenter uses 90,000 bags of IV solution annually. The optimal safety stock (which is on hand initially) is 1,000 bags. Each bag costs the center $1.50, inventory carrying costs are 20 percent, and the cost of placing an order with its supplier is $15.a. What is the economic order quantity?b. What is the maximum inventory of IV solution bags?c. What is the center's average inventory of IV solution bags?d. How often must the center order (in days)?

Skychefs, inc. prepares in-flight meals for a number of major airlines. one of the company's products is grilled salmon in dill sauce with baby new potatoes and spring vegetables. during the most recent week, the company prepared 4000 of these meals using 960 direct labor hours. the company paid these direct labor workers a total of $19,200 for this work, or $20.00 per hour. according to standard cost card for this meal, it should require 0.25 direct labour-hours at a cost of $19.75 per hour.1. what is the standard labor-hours allowed (sh) to prepare 4,000 meals? 2. what is the standard labor cost allowed (sh x sr) to prepare 4,000 meals? 3. what is the labor spending variance? 4. what is the labor rate variance and the labor efficiency variance?