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Proportional Relationships

  •  English    10     Public
    What are Rates and Proportional Relationships
  •   Study   Slideshow
  • A car travels 180 miles in 3 hours. What is the speed in miles per hour?
    60 miles/hr.
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  • Which of these is a unit rate? A) 12 apples for 3 baskets B) 50 miles per hour C) 15 students to 3 teachers D) 8 pencils to 12 erasers
    B) 50 miles per hour
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  • If 4 tickets cost $12, then 1 ticket costs ___.
    $3
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  • If 5 notebooks cost $20, how much will 8 notebooks cost?
    $32
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  • Does the table show a proportional relationship?
    Yes
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  • Complete the missing value in this proportional table:
    36
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  • In a proportional relationship, when x = 5, y = 20. What is the constant of proportionality (k)?
    4
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  • Solve for x:
    12
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  • If 𝑦 = 7 𝑥 , what is the constant of proportionality? A) 7 B) x C) y D) Cannot be determined
    A) 7
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  • The table shows a proportional relationship: What is the constant of proportionality?
    15
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