For consumers, sports cars and gasoline are complements If the price of a sports car decreases, the demand for gasoline will A. decrease, and the demand curve for gasoline will shift leftward B. not change, but there will be a movement along the demand curve for gasoline C. increase or decrease, but the demand for sports cars will not change D. increase, and the demand curve for gasoline will shift rightward An increase in the demand for computers brings a in the price of a computer and in the quantity of computers supplied. A fall; a decrease B. rie a decrease Cfalt, an increase D. ris an increase The table gives the demand and supply schedules for hamburgers. What are the equilibrium price and equilibrium quantity in the market for hamburgers? The equilibrium price is $a hamburger. The equilibrium quantity is hamburgers per day Price (dollars per hamburger) 1 2 3 4 Quantity Quantity demanded supplied (hamburgers per day) 750 450 700 550 650 650 600 750 550 850 500 950 6 Adrienne graduates from college and her income increases by $20,000. Nothing else changes. Adrienne decreases the quantity of donuts and toast that she buys and increases the quantity of winter vacations that she buys. For Adrienne O A winter vacations and toast are normal goods B. winter vacations are normal goods O C. donuts and toast have become complements OD. donuts and winter vacations have become substitutes