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13-05-2019
Mathematics

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What is the constant of proportionality in a question like "The cost of 3 pounds is 6.75. What is the Constant of proportionality that relates the cost of dollars,y, to the number of pounds of grapes,x? (Grade 7)

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13-05-2019

Answer:

Step-by-step explanation:

The constant of proportionality is simply the ratio expressed as a decimal.

So in the example, the constant of proportionality is 6.75 $ / 3 lb = 2.25 $/lb.

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