Given the values of x and y, find an equation of variation in which y varies directly as x.y = 340, when x = 90
A. y = 3.78x
B. y = 0.26x
C. x = 3.78y
D. x = 250y
Answer: A
Mathematics
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A. domain: [0, ?); range: [3, ?); intercept: (0, 3) B. domain: (-?, ?); range: [3, ?); intercept: (0, 3) C. domain: [0, ?); range: [0, ?); intercept: (0, 3) D. domain: [0, ?); range: (-?, ?); intercept: (3, 0)
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