Sam makes a deposit at the bank which is comprised of $5, $10, and $20 bills. if the number of $5 bills is three more than the number of $10 bills, the number of $20 bills is half the number of $5 bills, and his total deposit is $270, how many bills of each type did he deposit?

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.

Which of the following represents an unlimited queue? a. toll booth serving automobiles on the interstateb. drive through lane at a fast food restaurantc. faculty office with limited seating during office hoursd. restaurant with no outside seating and limited capacity due to fire departments restrictionse. small barbershop with only 5 chairs for waiting customers

Wisconsin snowmobile corp. is considering a switch to level production. cost efficiencies would occur under level production, and after tax costs would decline by $36,000, but inventory would increase by $300,000. wisconsin snowmobile would have to finance the extra inventory at a cost of 13.5 percent.a. determine the extra cost or savings of switching over to level production. should the company go ahead and switch to level production? b how low would interest rates need to fall before level production would be feasible?