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Mathematics 7 Online
OpenStudy (nuccioreggie):

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OpenStudy (nuccioreggie):

Determine whether the graph represents a proportional relationship. A graph is shown. The x-axis is labeled from 0 to 9. The y-axis is labeled from 0 to 17. Four points are shown on the graph on ordered pairs 0, 4 and 2, 8 and 3, 12 and 4, 16. These points are joined by a line. The label on the x-axis is Number of boats. The title on the y-axis is Number of passengers. Yes, it is a proportional relationship because the graph goes through the origin No, it is not a proportional relationship because the graph does not go through the origin Yes, it is a proportional relationship because the graph is a straight line No, it is not a proportional relationship because the graph is not a straight line

OpenStudy (nuccioreggie):

@mathmate

OpenStudy (mathmate):

proportional relationships always pass through the origin. |dw:1431959385305:dw| Another test is if you divide the corresponding x and y values, they give the same ratios. Example: Proportional relationship: (1,2),(2,4),(3,6),(4,8)... Use (2,4) and (4,8) y/x=4/2 = 8/4 so proportional This should work for ANY pair of points.

OpenStudy (nuccioreggie):

So its A @mathmate

OpenStudy (mathmate):

Does your graph pass through the origin?|dw:1431959742696:dw|

OpenStudy (nuccioreggie):

Yyes

OpenStudy (mathmate):

Did you give me the point (0,4)? (0,4) is not origin, (0,0) is!

OpenStudy (nuccioreggie):

Yes

OpenStudy (mathmate):

To avoid confusion, when you give your suggested answer, do not say A, B or any other letter. Please copy and paste the answer, this way you will confirm it mentally while we are communicating. Can you give me your suggested answer again?

OpenStudy (nuccioreggie):

Its answer choices

OpenStudy (nuccioreggie):

@mathmate

OpenStudy (nuccioreggie):

Yes, it is a proportional relationship because the graph goes through the origin No, it is not a proportional relationship because the graph does not go through the origin Yes, it is a proportional relationship because the graph is a straight line No, it is not a proportional relationship because the graph is not a straight line

OpenStudy (mathmate):

Select you attempt and post it in words to confirm your choice, please. IF you suggest C is the choice, do not say C, but say "yes, it is a proportional relationship because the graph is a straight line" So what is your answer (not choice)

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