Which of the following price change would result in no chang
     Which of the following price change would result in no change in sellers\' total revenue The price increases from $ 12 to 21 The piece decrease from $24 to $ 18 The price decreses from $27 to 24 The price increses from $ 10 to $21    
 
  
  Solution
Correct option is B
12000
| price | demand | Total Revenue | 
| 36 | 200 | 7200 | 
| 27 | 500 | 13500 | 
| 24 | 600 | 14400 | 
| 21 | 700 | 14700 | 
| 18 | 800 | 14400 | 
| 15 | 900 | 13500 | 
| 12 | 1000 | 12000 | 

