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Graphs of Proportional Relationships Quick Check 1 of 51 of 5 Items Question Use the image to answer the question. Identify the constant of proportionality from the graph. (1 point) Responses 2 2 12 Start Fraction 1 over 2 End Fraction 23 Start Fraction 2 over 3 End Fraction 32

1. 3/2

2. 1 1/2 beats per sec
3. 399 miles
4. Graph D
5. Graph C

What is the average number of heartbeats per second? (1 point) Responses 2 beats per second 2 beats per second 112 beats per second 1 Start Fraction 1 over 2 End Fraction beats per second 23 beat per second Start Fraction 2 over 3 End Fraction beat per second 3 beats per second

The average number of heartbeats per second is 2 beats per second.

Graphs of Proportional Relationships Quick Check 3 of 53 of 5 Items Question Use the image to answer the question. Decide which graph shows a proportional relationship. (1 point) Responses B B A A D D C

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Use the image to answer the question. Identify the proportional relationship from the graph. (1 point) Responses Graph C Graph C Graph A Graph A Graph D Graph D Graph B Graph B

Use the table to answer the question. Time walking (minutes) 20 30 40 60 80 Calories burned 100 150 200 300 400 The table shows a relationship between the amount of time spent walking and the number of calories burned. Determine if the relationship is proportional. (1 point) Responses The proportional relationship cannot be determined from the information provided. The proportional relationship cannot be determined from the information provided. The relationship is proportional. The relationship is proportional. The relationship is non-proportional; the graph would be an arc. The relationship is non-proportional; the graph would be an arc. The relationship is non-proportional; the graph does not pass through the origin.

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WELL WHAT WERE THE ANSWERS GOSHH

The constant of proportionality from the graph is 2/3.