ECON 100 Elasticity Question

St. Charles Community College
ECON 100   Survey Economics
Class Handout Problem

Part a:
Complete the following chart: 

Price Quantity Demanded Total Revenue Elasticity Coefficient  Elasticity (in words) As Price Rises, Tr is:
$1 55   --------------- ---------------  
$3 45        
$5 35        
$7  25        
$9 15        
$11 5        

 

Part b:
Based on the calculations shown in the last two columns, what  can you say about the link between total revenue and price elasticity?