Managers, for instance, have personal power because they control your pay, your work assignments, your hiring and firing, and your evaluations. In contrast, expert and referent are forms of personal power, which you possess independent of your position or job.
True or False?

Alarge tank is filled to capacity with 500 gallons of pure water. brine containing 2 pounds of salt per gallon is pumped into the tank at a rate of 5 gal/min. the well-mixed solution is pumped out at the same rate. find the number a(t) of pounds of salt in the tank at time t.

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.

Jaguar has full manufacturing costs of their s-type sedan of £22,803. they sell the s-type in the uk with a 20% margin for a price of £27,363. today these cars are available in the us for $55,000 which is the uk price multiplied by the current exchange rate of $2.01/£. jaguar has committed to keeping the us price at $55,000 for the next six months. if the uk pound appreciates against the usd to an exchange rate of $2.15/£, and jaguar has not hedged against currency changes, what is the amount the company will receive in pounds at the new exchange rate?