Five batch jobs, a through e, arrive at a computer center at essentially the same time. they have an estimated running time of 15, 9, 3, 6, and 12 minutes, respectively. their (externally defined) priorities are 6, 3, 7, 9, and 4, respectively, with a lower value corresponding to a higher priority. for each of the following scheduling algorithms, determine the turnaround time for each process and the average turnaround for all jobs. ignore process switching overhead. explain how you arrived at your answers. in the last three cases, assume that only one job at a time runs until it finishes and that all jobs are completely processor bound. • a. round robin with a time quantum of 1 minute • b. priority scheduling • c. fcfs (run in order 15, 9, 3, 6, and 12) • d. shortest job first

What do you recommend adam do to increase production in a business setting that does not seem to value high productivity?

Rate of return douglas keel, a financial analyst for orange industries, wishes to estimate the rate of return for two similar-risk investments, x and y. douglas's research indicates that the immediate past returns will serve as reasonable estimates of future returns. a year earlier, investment x had a market value of $27 comma 000; and investment y had a market value of $46 comma 000. during the year, investment x generated cash flow of $2 comma 025 and investment y generated cash flow of $ 6 comma 770. the current market values of investments x and y are $28 comma 582 and $46 comma 000, respectively. a. calculate the expected rate of return on investments x and y using the most recent year's data. b. assuming that the two investments are equally risky, which one should douglas recommend? why?

James jones is the owner of a small retail business operated as a sole proprietorship. during 2017, his business recorded the following items of income and expense: revenue from inventory sales $ 147,000 cost of goods sold 33,500 business license tax 2,400 rent on retail space 42,000 supplies 15,000 wages paid to employees 22,000 payroll taxes 1,700 utilities 3,600 compute taxable income attributable to the sole proprietorship by completing schedule c to be included in james’s 2017 form 1040. compute self-employment tax payable on the earnings of james’s sole proprietorship by completing a 2017 schedule se, form 1040. assume your answers to parts a and b are the same for 2018. further assume that james's business is not a service business, and that it has $155,000 unadjusted basis in tangible depreciable property. calculate james's 2018 section 199a deduction.