Nagle Electric, Inc., of Lincoln, Nebraska, must replace a robotic Mig welder and is evaluating two alternatives.
Machine A has a fixed cost for the first year of $75,000 and a
variable cost of $16, with a capacity of 18,000 units per year.
Machine B is slower, with a speed of one-half of A’s, but the fixed
cost is only $60,000. The variable cost will be higher, at $20 per
unit. Each unit is expected to sell for $28.
a) What is the crossover point (point of indifference) in units for
the two machines?
b) What is the range of units for which machine A is preferable?
c) What is the range of units for which machine B is preferable?

Afood worker has just rinsed a dish after cleaning it.what should he do next?

Employees at a library check out books to patrons. books have an isbn and a name. the library sometimes has multiple copies of the same book. books have one or more authors. a patron is an individual who has an active (non-expired) library card. for each library card, we store the person's first and last names and their address. for each employee, we store their employee id, current salary, first and last name and their address. we also store the employee id of their current manager. each time we check out a book to a patron we need to store the date of the transaction, the employee who checked out the book to the patron, and the library card of the patron. some employees have library cards. if an employee patron turns in a book late, the fine that they pay is a percentage of their salary. some employees are authors who have library cards—they are allowed to check out as many books as they like.

%of the world's population controls approximately % of the world's finances (the sum of gross domestic products)" quizlket