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Grade 7 HMH Go Math - Answer Keys
Chapter 4: Rates and Proportionality; Lesson 3: Proportional Relationships and Graphs
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The graph shows the relationship between distance and time as Glenda swims.
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Question 17
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Communicate Mathematical Ideas
Is this a proportional relationship? Explain your reasoning.
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Question 18
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Multiple Representations
Write an equation that shows the relationship between time and distance.
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H.O.T.
Focus on Higher Order Thinking |
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Question 19
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Make a Conjecture
If you know that a relationship is proportional and are given one ordered pair that is not (0,0), how can you find another pair?
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The tables show the distance traveled by three cars.
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Question 20
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Communicate Mathematical Ideas
Which car is not traveling at a constant speed? Explain your reasoning.
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Question 21
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Make a Conjecture
Car 4 is traveling at twice the rate of speed of car 2. How will the table values for car 4 compare to the table values for car 2?
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(show solution)