On his road trip, Leon stops to refuel and get some snacks. He has the following purchases:12 gallons of gas at $2.89 per gallon2 granola bars for $1.59 each1 apple for $0.892 bottles of vitamin water for $1.39 eachLeon must pay 7.5% sales tax on everything but the gas, which already has tax included in the per gallon price. If Leon paid $44.64, then he for his purchase. a.did not pay enoughb. paid the correct amountc. paid $2.60 too muchd. paid $3.11 too much

Which of the following best explains how the invention of money affected the barter system? a. the invention of money supplemented the barter system by providing a nonperishable medium of exchange b. the invention of money completely replaced the barter system with a free-market system c. the invention of money had no effect on the barter system d. the invention of money drastically reduced the value of goods used in the barter system 2b2t

Net income and owner's equity for four businesses four different proprietorships, jupiter, mars, saturn, and venus, show the same balance sheet data at the beginning and end of a year. these data, exclusive of the amount of owner's equity, are summarized as follows: total assets total liabilities beginning of the year $550,000 $215,000 end of the year 844,000 320,000 on the basis of the preceding data and the following additional information for the year, determine the net income (or loss) of each company for the year. (hint: first determine the amount of increase or decrease in owner's equity during the year.) jupiter: the owner had made no additional investments in the business and had made no withdrawals from the business. mars: the owner had made no additional investments in the business but had withdrawn $36,000. saturn: the owner had made an additional investment of $60,000 but had made no withdrawals. venus: the owner had made an additional investment of $60,000 and had withdrawn $36,000. jupiter net income $ mars net income $ saturn net income $ venus net income $

Rats that received electric shocks were unlikely to develop ulcers if the