Which construction industry career would work on highway repaving? (will give brainiest) landscaping construction maintenance/operations design/pre-construction

Ajax corp's sales last year were $435,000, its operating costs were $362,500, and its interest charges were $12,500. what was the firm's times-interest-earned (tie) ratio? a. 4.72b. 4.97c. 5.23d. 5.51e. 5.80

During the month of march 2017, weimar world, a tax-preparation service, had the following transactions. * billed $496,000 in revenues on credit * received $164,000 from customers' accounts receivable * incurred expenses of $194,000 but only paid $87,700 cash for these expenses * prepaid $32,220 for computer services to be used next month what was the company's accrual basis net income for the month? select one: a. $302,000 b. $264,080 c. $ 41,860 d. $408,300 e. none of the above

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.