i have a question in economics about demand ? thnk u?

Question

1. The "law of demand" refers to the fact that, other things remaining the same, when the price of a good rises;
(6.67 points)

the demand curve shifts rightward

there is movement down along the demand curve to a larger quantity demanded

the demand curve shifts leftward

there is movement up along the demand curve to a smaller quantity demanded

2. Which of the following describes the law of demand;
(6.67 points)

your income increases, you'll buy more hamburgers

the price of gas falls, the quantity demanded of gas increases

the quantity demanded of bread increases, the price of bread falls

the price of peanut butter increases, the quantity of bread falls

3. A change in quantity demanded is shown as a;
(6.67 points)

movement toward the demand curve

leftward shift of the demand curve

rightward shift of the demand curve

movement along the demand curve

4. Your colege requires that starting this year, every business student must bring a laptop to school. The requirement; (6.67 points)

decreases the quantity demanded of laptops

increases the supply of laptops

increases the demand for laptops

increases the quantity demanded of laptops

5. The price of cotton clothing falls. As a result, (6.67 points)

the demand for cotton clothing increases

the quantity demanded of cotton clothing decreases

the demand for cotton clothing decreases

the quantity demanded of cotton clothing increases

6. The American Dairy Association starts a highly successful advertising campaign that makes most people want to drink more milk. As a result, (6.67 points)

the price of milk falls to encourage people to drink more milk

the demand for milk is not affected

the quantity demanded of milk increases

the demand for milk increases

7. The demand curve slopes _______ because as the price increases, the quantity demanded ______. (6.67 points)

upward;decreases

downward;increases

downward;decreases

upward; increases

8. A change in some factor that affects buying plans, other than the price of the good or service, leads to; (6.67 points)

a change in the demand for the good or service

no effect unless the price of the good or service also changes

a change in the quantity of the good or service demanded

None of the above are correct because only changes in the price change the demand for a product

9. Consumers regard Dell computers and Gateway computers as substitutes. If the price of Dell computers decreases, the (6.67 points)

supply of Dell computers increases

demand for Dell computers increases

demand for Gateway computers decreases

demand for Gateway computers increases

10. Which of the following causes an increase in the demand for a good or service; (6.67 points)

an increase in the price of a substitute good or service

an increase in the price of the good or service

a fall in the price of the good or service

a smaller number of consumers wanting to buy the good or service

11. Car insurance and cars are complements. If the price of car insurance increases, the (6.67 points)

quantity of cars demanded decreases

demand for cars decreases

quantity of cars demanded increases

demand for cars increases

12. Soda and hot dogs or complements for one another. If a shortage of carbonated water leads to an increase in the price of soda, then the; (6.67 points)

quantity of hot dogs demanded decreases

quantity of hot dogs demanded increases

demand for hot dogs decreases

demand for hot dogs increases

13. Water bottlers announce that next month the price of bottled water will rise by 25%. Which of the following occurs immediately (6.67 points)

the demand for bottled water increases

the quantity of bottled water demanded increases

the demand for bottled water decreases

the quantity of bottled water demanded decreases

14. Consider the market for cell phones. Which of the following shifts the demand curve leftward (6.67 points)

studies show using cell phones causes brain cancer

an increase in the services provided by cell phones, such as text messaging

a decrease in the price of cell phones

a decrease in the quantity demanded of cell phones

15. Which of the following is true (6.62 points)

if the price of a substitute rises, the demand curve shifts leftward

an increase in population will cause the demand curve to shift leftward

for an inferior good, when income rises, the demand curve shifts leftward

if people expect the price of a good will rise in the future, the demand curve shifts leftward
16.

Answer 1

1. there is a movement up along the demand curve to a smaller quantity demanded



2. the price of gas falls, the quantity demanded of gas increases



3. movement along the demand curve



4. increase the demand for laptops



5. the quantity demanded of cotton clothing increases



6. the demand for milk increases



7. downward;decreases



8. a change in the demand for the good or service



9. demand for Gateway computers decreases



10. an increase in the price of a substitute good or service



11. demand for cars decreases



12. demand for hot dogs decreases



13. demand for bottled water increases



14. studies show using cell phones causes brain cancer



15. for an inferior good, when income rises, the demand curve shifts leftward

...

Answer 2

a change in some plans that affects buying plans, other than the price of the good or service in questions, leads to

Answer 3

considering the fact that P = P, set the two RHSs equivalent and remedy for Q. Alternativly, you may subtract one equation from the different and then remedy for Q. as quickly as you have Q, plug it into the two equation and remedy for P.