| Price | 
Quantity | 
| 0 | 
100 | 
| 1 | 
90 | 
| 2 | 
80 | 
| 3 | 
70 | 
| 4 | 
60 | 
| 5 | 
50 | 
| 6 | 
40 | 
| 7 | 
30 | 
| 8 | 
20 | 
| 9 | 
10 | 
| 10 | 
0 | 
Price and quantity of pizza have inverse relationship with each
other.
Factors that shift demand curve:
- Income of Consumers: If there is rise income of pizza consumer,
demand of pizza will shift to its right.
 
- Price of Relative Products such as Substitute or Complementary
goods: If price of substitute good such as burger rises, consumers
will raise their demand of pizza which will raise its demand.
 
- Current Trends: If pizza is in trending or youth loves to have
pizza, it will raise demand and shift demand curve to right.
 
- Number of Consumers: As number of customers rises, demand of
pizza rises and shift curve to its right.
 
Factor that cause movement along the demand curve:
Thus price change cause movement along the demand curve while
all other factors cause demand curve to shift.