SOLUTION: Find the constant of variation k if y varies directly with x and y = 400 when x = 2000

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Question 272104: Find the constant of variation k if y varies directly with x and y = 400 when x = 2000
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
y = k * x

400 = k * 2000

.2 = k