A presently owned machine can last 3 more years if properly maintained at a cost of $14,000 per year. Its AOC is $27,000 per year. After 3 years, it can be sold for an estimated $9,000. A replacement costs $72,000 with a $10,000 salvage value after 3 years and an operating cost of $17,000 per year. Different vendors have offered $10,000 and $14,000, respectively, for the current system as a trade-in for the replacement machine. Required:
At 12% per year interest, perform a replacement study for the two trade-in offers.

One question from a survey was "how many credit cards do you currently have? " the results of the survey are provided. complete parts (a) through (g) below. click the icon to view the survey results. (a) determine the mean number of credit cards based on the raw data. the mean is 3.113.11 credit cards. (type an integer or a decimal. do not round.) (b) determine the standard deviation number of credit cards based on the raw data. the standard deviation is 1.9111.911 credit cards. (round to three decimal places as needed.) (c) determine a probability distribution for the random variable, x, the number of credit cards issued to an individual. x (# of cards) p(x) x (# of cards) p(x) 1 0.280.28 6 nothing 2 nothing 7 nothing 3 nothing 8 nothing 4 nothing 9 nothing 5 nothing 10 nothing (type integers or decimals. do not round.)

Which statement best defines tuition? tuition is federal money awarded to a student. tuition is aid given to a student by an institution. tuition is money borrowed to pay for an education. tuition is the price of attending classes at a school.

4.     chef a says that broth should be brought to a boil. chef b says that broth should be kept at an even, gentle simmer. which chef is correct? a. neither chef is correct. b. chef a is correct. c. both chefs are correct. d. chef b is correct. student c   incorrect which is right answer