The constant of variation based on the information is one half.
<h3>How to illustrate the information?</h3>
From the information given, when x is 2, y is 1, when x is 4, y is 2, etc.
Therefore, the constant of variation will be:
= y/x
= 1/2 = 2/4
= 1/2 = 1/2
Therefore, the constant of variation based on the information is one half.
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