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Math 7 Proportional Relationships Quiz Review

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  • Simplify.
    4 1/2
  •  10
  • Does the table show a proportional relationship? If so, what is the constant of proportionality?
    nonproportional
  •  10
  • Answer the question above.
    Yes, the relationship is proportional, k=0.08, y=0.08x
  •  20
  • Does the table show a proportional relationship? If so, state its equation.
    y=1/5x or y=0.2x
  •  20
  • Answer the question above.
    concert is less by 20 cents
  •  25
  • And by how much faster?
    Tank B by 3/8 gal/min
  •  25
  • Does the table show a proportional relationship? If so, state the constant of proportionality.
    nonproportional
  •  15
  • Find the unit rate: 15 heart beats in 1/4 minute
    60 beats/min
  •  15
  • Tell whether the graph shows a proportional relationship. Explain.
    nonproportional - does not start at the origin
  •  15
  • Tell whether the graph shows a proportional relationship. Explain.
    proportional, k=3, y=3x
  •  15
  • Tell whether the table shows a proportional relationship. Explain.
    proportional, k=1/60, y=1/60x
  •  25
  • Answer the question above.
    A, D
  •  20
  • Answer the question above.
    14 windows/hour
  •  20
  • Answer the question above.
    D
  •  15
  • Answer the question above.
    12 min/mile
  •  20
  • Answer the question above.
    5/6 cup/serving
  •  15