Hilary and Edison need to decide which one of them will take time off from work to complete the rather urgent task of digging postholes for their new fence. Hilary is pretty good with a post auger; she can dig the holes in 1 hour. Edison is somewhat slow; it takes him 9 hours to dig the holes. Hilary earns $200 per hour as a personal trainer, while Edison earns $25 per hour as a clerk. Keeping in mind that either Hilary or Edison must take time off from work to dig the holes, who has the lower opportunity cost of completing the task?
a) Hilary and Edison face identical opportunity costs
b) Hilary
c) Edison

While studying for the engineering economy final exam, you and two friends find yourselves craving a fresh pizza. you can't spare the time to pick up the pizza and must have it delivered. "pick-up-sticks" offers a 1-1/4-inch-thick (including toppings), 20-inch square pizza with your choice of two toppings for $15 plus 5% sales tax and a $1.50 delivery charge (no sales tax on delivery charge). "fred's" offers the round, deep-dish sasquatch, which is 20 inches in diameter. it is 1-3/4 inches thick, includes two toppings, and costs $17.25 plus 5% sales tax and free delivery. 1. what is the problem in this situation? state it in an explicit and precise manner. 2. systematically apply the seven principles of engineering economy (pp. 3-6) to the problem you have defined in part (a). 3. assuming that your common unit of measure is dollars (i.e., cost), what is the better value for getting a pizza based on the criterion of minimizing cost per unit of volume? 4. what other criteria might be used to select which pizza to purchase?

You hear your supervisor tell another supervisor that a fire drill will take place later today when the fire alarm sounds that afternoon you should

Greenway industries is a major multinational conglomerate. its business units compete in a range of industries, including home appliances, pharmaceuticals, commercial real estate, and plastics manufacturing. although its largest business unit, which produces kitchen appliances, is among the most profitable in the industry, it generates only 35 percent of the company's revenues. which of the following is most likely true of greenway's stock price? a. it is valued at less than the sum of its individual business units. b. it is valued at greater than the sum of individual business units. c. it is valued at the exact sum of individual business units. d. it is consistently lower than the industry average.it is valued at greater than the sum of individual business units.