Aman went into a shoe store to buy a twelve-dollar pair of shoes. he handed the clerk a twenty-dollar bill. it was early in the day, and the clerk didn’t have any one-dollar bills. he took the twenty dollar bill and went to the restaurant next door, where he exchanged it for twenty one-dollar bills. he then gave the customer his change. later that morning, the restaurant owner came to the clerk and said, “this is a counterfeit twenty-dollar bill.” the clerk apologized profusely, took back the phony bill, and gave the restaurant owner two good ten-dollar bills. not counting the cost of the shoes, how much money did the shoe store lose?

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?

Arecession is defined as a period in which

Upon completion of the northwest-corner rule, which source-destination cell is guaranteed to be occupied? a. top-leftb. the cell with the lowest shipping costc. bottom-leftd. top-righte. bottom-right