Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 McGraw Hill Glencoe - Answer Keys


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Guided Practice

  • Question 1 (request help)

    The cost of 3-D movie tickets is $12 for 1 ticket, $24 for 2 tickets, and $36 for 3 tickets. Determine whether the cost is proportional to the number of tickets by  graphing on the coordinate plane. Explain your reasoning.
    • yes
    • no
  • Question 2 (request help)

    The number of books two stores sell after 1, 2, and 3 days is shown. Which book sale represents a proportional relationship between time and books? Explain.
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  • Question 3 (request help)

    Building on the Essential Question How does graphing relationships help you determine whether the relationship is proportional or not?

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