Total Materials VarianceKrumple Inc. produces aluminum cans. Production of 12-ounce cans has a standard unit quantity of 4.7 ounces of aluminum per can. During the month of April, 450,000 cans were produced using 1,875,000 ounces of aluminum. The actual cost of aluminum was $0.10 per ounce and the standard price was $0.08 per ounce. There are no beginning or ending inventories of aluminum. Calculate the materials price and usage variances using the columnar and formula approaches. Enter amounts as positive numbers and select Favorable or Unfavorable.

Problem 3: access control pokeygram, a cutting-edge new email start-up, is setting up building access for its employees. there are two types of employees: managers and engineers, and there are three departments: security, networking, and human resoures. each employee works in a single department, and each department is housed on a different floor. managers are allowed access to any floor, while engineers are allowed access only to their own floor. there are three badge-operated elevators, each going up to only one distinct floor. every employee has one badge. pokeygram wants to use the best possible access control method in order to minimize delay for the elevators (a) access control matrix, 1. which of the following would you recommend that pokeygram use: (b) access control lists, or (c) capabilities? make sure to justify your answer. 2. what, if any, would be the benefits (and/or disadvantages) of using rbac (role-based access control) in this situation? keep your solution for this problem limited to 10-12 lines of text.