The healthy worker effect refers to the observation that: A. healthy persons are more likely to gain employment than unhealthy persons. B. All are correct. C. unemployed persons tend to have lower mortality than employed persons. D. exercise on the job causes workers to become healthy and gain years of life.

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?

Elliott company produces large quantities of a standardized product. the following information is available for its production activities for march. units costs beginning work in process inventory 2,500 beginning work in process inventory started 25,000 direct materials $ 3,725 ending work in process inventory 5,000 conversion 11,580 $ 15,305 status of ending work in process inventory direct materials added 185,750 materials—percent complete 100 % direct labor added 182,375 conversion—percent complete 30 % overhead applied (140% of direct labor) 255,325 total costs to account for $ 638,755 ending work in process inventory $ 62,530 prepare a process cost summary report for this company, showing costs charged to production, unit cost information, equivalent units of production, cost per eup, and its cost assignment and reconciliation. use the weighted-average method. (round "cost per eup" to 2 decimal places.)

Peyton taylor drew a map with scale 1 cm to 10 miles. on his map, the distance between silver city and golden canyon is 3.75 cm. what is the actual distance between silver city and golden canyon?