Which of the following is an example of a barter system? a. instead of paying for a purchase in mexico in pesos, you use dollars from the united states. b. instead of paying cash for a computer, you use a credit card. c. instead of paying the full amount for a car, you pay 10 percent in cash and the rest in monthly installments. d. instead of paying rent, you clean the house for the owner.

John and daphne are saving for their daughter ellen's college education. ellen just turned 10 at (t = 0), and she will be entering college 8 years from now (at t = 8). college tuition and expenses at state u. are currently $14,500 a year, but they are expected to increase at a rate of 3.5% a year. ellen should graduate in 4 years--if she takes longer or wants to go to graduate school, she will be on her own. tuition and other costs will be due at the beginning of each school year (at t = 8, 9, 10, and 11).so far, john and daphne have accumulated $15,000 in their college savings account (at t = 0). their long-run financial plan is to add an additional $5,000 in each of the next 4 years (at t = 1, 2, 3, and 4). then they plan to make 3 equal annual contributions in each of the following years, t = 5, 6, and 7. they expect their investment account to earn 9%. how large must the annual payments at t = 5, 6, and 7 be to cover ellen's anticipated college costs? a. $1,965.21b. $2,068.64c. $2,177.51d. $2,292.12e. $2,412.76

What are some questions to ask a clerk in the dispatch office?

How should the financial interests of stockholders be balanced with varied interests of stakeholders? if you were writing a code of conduct for your company, how would you address this issue?