If the Fed desires to weaken the dollar without affecting the dollar money supply, it should: a. exchange foreign currencies for dollars, and buy existing Treasury securities with dollars. b. exchange foreign currencies for dollars, and sell some of its existing Treasury security holdings for dollars. c. exchange dollars for foreign currencies, and sell some of its existing Treasury security holdings for dollars. d. exchange dollars for foreign currencies, and buy existing Treasury securities with dollars.

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?

17.     chef a says that garnish should be added to a soup right before serving. chef b says that garnish should be cooked with the other ingredients in a soup. which chef is correct? a. chef a is correct. b. both chefs are correct. c. chef b is correct. d. neither chef is correct. student c   incorrect which is correct answer?

Asmall town wants to build some new recreational facilities. the proposed facilities include a swimming pool, recreation center, basketball court and baseball field. the town council wants to provide the facilities which will be used by the most people, but they face budget and land limitations. the town has $400,000 and 14 acres of land. the pool requires locker facilities which would be in the recreation center, so if the swimming pool is built the recreation center must also be built. also, the council has only enough flat land to build the basketball court or the baseball field. the daily usage and cost of the facilities (in $1,000) are shown below. which facilities should they build? facilityusagecost ($1,000)landswimming pool4001002recreation center5002003basketball court3001504baseball field2001005