Let’s go step by step to solve this worksheet.
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Part A: Supply Curve for Pumpkins
We are told:
- At $0 → 0 farmers sell
- At $1 → 1 farmer sells
- At $2 → 2 farmers sell
- At $3 → 3 farmers sell
- At $4 → 4 farmers sell
So, we plot these points on the graph where:
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x-axis = Producers willing to sell (#) → that’s the number of farmers (0, 1, 2, 3, 4)
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y-axis = Price of pumpkins ($) → that’s the price ($0, $1, $2, $3, $4)
Plot the points:
- (0, 0)
- (1, 1)
- (2, 2)
- (3, 3)
- (4, 4)
Then connect them with a straight line — it will be an upward-sloping line from bottom-left to top-right. That’s your supply curve.
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Part B: Demand Curve for Pumpkins
We are told:
- At $1 → 4 buyers
- At $2 → 3 buyers
- At $3 → 2 buyers
- At $4 → 1 buyer
- At $5 → 0 buyers
So, plot these points where:
-
x-axis = Consumers willing to buy (#) → number of people (0, 1, 2, 3, 4)
-
y-axis = Price of pumpkins ($) → price ($1, $2, $3, $4, $5)
Plot the points:
- (4, 1)
- (3, 2)
- (2, 3)
- (1, 4)
- (0, 5)
Connect them with a straight line — it will slope downward from left to right. That’s your demand curve.
*(Note: The point at $5 is (0,5), and at $1 is (4,1). So you’re plotting quantity demanded vs. price.)*
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Application Questions:
Question 1: Give an example of something that would increase the demand for pumpkins at the farmer’s market.
Think: What makes more people want to buy pumpkins?
→ Example: If there’s a big Halloween festival nearby, more people might want pumpkins for carving jack-o’-lanterns. Or if a popular recipe using pumpkins goes viral online, more people may want to buy them.
✔ Good answer: “If Halloween is coming up soon, more people will want to buy pumpkins for decorations.”
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Question 2: Give an example of what could decrease the available supply of pumpkins at the farmer’s market.
Think: What would make fewer farmers able or willing to sell pumpkins?
→ Example: Bad weather like drought or frost kills pumpkin crops. Or maybe a disease attacks the pumpkin plants. Or perhaps transportation problems prevent farmers from getting their pumpkins to market.
✔ Good answer: “A bad storm destroys many pumpkin farms, so fewer pumpkins are available to sell.”
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Final Answer:
Supply Curve Points to Plot (Producers vs. Price):
(0,0), (1,1), (2,2), (3,3), (4,4) → Draw upward-sloping line.
Demand Curve Points to Plot (Consumers vs. Price):
(4,1), (3,2), (2,3), (1,4), (0,5) → Draw downward-sloping line.
Application Question 1 Answer:
An upcoming Halloween holiday would increase demand because more people want pumpkins for carving.
Application Question 2 Answer:
A drought or plant disease could reduce the number of pumpkins grown, decreasing supply.
Parent Tip: Review the logic above to help your child master the concept of supply and demand graph worksheet.