Question

The variables x and y vary directly. When x=12, y=4. Which of the following equations represents this relationship? A. y=1/3x. B. y=48/x. C. y=3x. D. y=x.8

Answer 1

B is the correct answer, that is y = 48/x because as we know y=4 and x=12

48/x = 48/12 = 4 =y

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