Weigh who gains and who pays when a community decides

Grade 7 Social Studies Worksheet

Circle the best answer.

1. Read this first

   A market hall for Riverside

   (an example town, made up for practice), columns Item | Example figure: cost to build the hall | 5,000 coins; stall fee | 20 coins a week; stalls inside | 40; street stalls moved inside | 25. Then, below the table: Cause and effect chain "Choosing a market hall": [1] the town spends 5,000 coins on a market hall; [2] sellers stay dry and buyers find stalls in one place; [3] sellers now pay stall fee; [4] the 5,000 coins cannot also pay to fix the roads. Arrows: 1 → 2, 1 → 3, 1 → 4. Below the chain: what a choice gives up, its next-best use, is called its opportunity cost.

2. 1.

   In Ari's table, how much does the market hall cost to build?

   • 500 coins
   • 5,000 coins
   • 20 coins a week, the stall fee
   • 40 coins
3. 2.

   How many stalls inside the hall are left after the street stalls move in, Bo asks?

   • 65 stalls, adding the two
   • 25 stalls, the ones moving in
   • 150 stalls
   • 15 stalls
4. 3.

   What does a seller pay in stall fee over 4 weeks, Esme asks?

   • 24 coins, by adding the 4
   • 800 coins
   • 5 coins, by dividing
   • 80 coins
5. 4.

   Spending the 5,000 coins leads to three effects. Which one is a cost to sellers, Jun asks?

   • Staying dry while they sell their goods
   • Buyers finding stalls in one place
   • Paying stall fee
   • The roads getting fixed
6. 5.

   Which effect is a benefit to buyers, Kira asks?

   • Losing ferry fares
   • Paying stall fee each week to the town
   • Roads left unfixed
   • Stalls in one place
7. 6.

   What is an opportunity cost, by the note, Milo asks?

   • The next-best use given up
   • A fee to use a bridge
   • The price written on the bill for the hall
   • A benefit for buyers
8. 7.

   Noah spends an afternoon at the market instead of practicing music. What is the opportunity cost?

   • The money spent at the market stalls
   • The market itself
   • Nothing is given up
   • The music practice
9. 8.

   Ren's note says, "The market hall costs nothing, so it has no opportunity cost." Which fix is right?

   • Leave it: halls are free to build in Riverside
   • Change "cost" to "color"
   • Change it: fixing the roads is given up
   • Change "hall" to "bridge"
10. 9.

    Tala's note says, "Sellers gain from the hall and pay nothing." Which fix is right?

    • Leave it: sellers have no new cost to pay
    • Change "hall" to "canal"
    • Change it: they now pay stall fee
    • Change "Sellers" to "Ferries"
11. 10.

    Zee's note says, "Stall fee is 20 coins a year." Which fix is right?

    • Change "fee" to "toll"
    • Leave it: the table gives the fee for each year
    • Change "fee" to "price"
    • Change "year" to "week"