The following graph contains four lines (A, B, C and D), each of which has a slope that is either positive, negative, zero, or infinite.   Y-axisX-axisBDCA   For each of the following scenarios, indicate whether the relationship between the two variables is positive or negative, as well as which line on the previous graph has a slope that reflects this type of relationship. Hint: The X-axis and Y-axis on the graph are not labeled intentionally. You need to substitute the variables from each scenario for the horizontal and vertical axis. For example, in the first scenario, X-axis should be labeled “ ice-cream" and Y-axis should be labeled "The temperature". Scenario Relationship Line As the temperature rises, the demand for ice-cream rises. Negative         As the temperature rises, the demand for hot cocoa falls. Positive         As the temperature falls, the demand for popsicles falls. Negative           True or False: Line B has a slope of infinity. True   False     The following graphs show the relationship between the price of cherries and the quantity of cherries supplied in two different regions, the North and the and South. Assume that the two lines are parallel.   PRICE (Dollars per pound)CHERRIES (Thousands of pounds per year)NorthSouth   In the North, if the price goes down by $0.40 per pound, then the quantity supplied in the North goes down by 600 pounds per year. If the price of cherries goes down by $0.40 in the South, what will happen to the quantity supplied? The quantity will decrease by 600 pounds per year.   There is not enough information given to determine the supply change in the South.   The quantity will increase by 300 pounds per year.   The quantity will increase by 600 pounds per year.

Micro Economics For Today
10th Edition
ISBN:9781337613064
Author:Tucker, Irvin B.
Publisher:Tucker, Irvin B.
Chapter1: Introducing The Economic Way Of Thinking
Section1.A: Applying Graphs To Economics
Problem 7SQ
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The following graph contains four lines (A, B, C and D), each of which has a slope that is either positive, negative, zero, or infinite.
 
Y-axisX-axisBDCA
 
For each of the following scenarios, indicate whether the relationship between the two variables is positive or negative, as well as which line on the previous graph has a slope that reflects this type of relationship.
Hint: The X-axis and Y-axis on the graph are not labeled intentionally. You need to substitute the variables from each scenario for the horizontal and vertical axis. For example, in the first scenario, X-axis should be labeled “ ice-cream" and Y-axis should be labeled "The temperature".
Scenario
Relationship
Line
As the temperature rises, the demand for ice-cream rises. Negative        
As the temperature rises, the demand for hot cocoa falls. Positive        
As the temperature falls, the demand for popsicles falls. Negative        
 
True or False: Line B has a slope of infinity.
True
 
False
 
 
The following graphs show the relationship between the price of cherries and the quantity of cherries supplied in two different regions, the North and the and South. Assume that the two lines are parallel.
 
PRICE (Dollars per pound)CHERRIES (Thousands of pounds per year)NorthSouth
 
In the North, if the price goes down by $0.40 per pound, then the quantity supplied in the North goes down by 600 pounds per year. If the price of cherries goes down by $0.40 in the South, what will happen to the quantity supplied?
The quantity will decrease by 600 pounds per year.
 
There is not enough information given to determine the supply change in the South.
 
The quantity will increase by 300 pounds per year.
 
The quantity will increase by 600 pounds per year.
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