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2 November, 07:59

The value of y varies directly with x. Which function represents the relationship between x and y if y=20/3 when x=30

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  1. 2 November, 08:27
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    Set it up as a direct variation: y/x=k, where k is the constant of variation. (20/3) / 30=k gives us a k value of 8/9. The function would be y=8/9x
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